Math - Others Questions

A Translate the following verbal expressions to algebraic expressions 1 a number plus 4 2 7 decreased by a number 3 product of 8 and a number 4 half of a number B Translate the following algebraic expressions to verbal expressions X 4 9 x 5x n 9 C Evaluate the following algebraic expressions let x 5 y 10 z 2 1 2x 5 2 X Z 3 2x 3z 4 2 x y 5 2 x y 6 2 y 5

A Solve the following linear equation 2 x 5 x8 9 7 2x 1 X 3 5 2 2 x 4 6 B Solve the following literal equation 1 solve for x mx b 2 solve for h p h m 3 solve for a b c 4 solve for p p 2m r 5 solve for y 2y 3k b

3 a Dilation of about point M 7 5 M N M 9 8 7 5 N Center to M N 9 8 6 y Center to P O Center to P O Center to 4 a Dilation of about the point 6 5 3 X Y Center to 1 8 3 0 7 Z X Y 771 Center to

Use the revenue and cost graphs on the right to find the approximate cost of manufacturing 28 000 cell phones What is the approximate cost of manufacturing 28 000 phones Dollars in millions A 5 4 3 2 1 0 Cost

Dante wants to buy a bond that will mature to 6000 in six years How much should he pay for the bond now if it earns interest at a rate of 3 5 per year compounded continuously Do not round any intermediate computations and round your answer to the nearest cent X S

A nut store normally sells cashews for 4 00 per pound and peanuts for 1 50 per pound But at the end of the month the peanuts had not sold well so in order to sell 90 pounds of peanuts th manager decided to mix the 90 pounds of peanuts with some cashews and sell the mixture for 2 50 per pound How many pounds of cashews should be mixed with the peanuts to ensure no change in the revenue

S Simplify each expression 1 7p 21 9 p 3 a 5 a 4 4a 8 a 6a 8 2 w 6w 8 6w 54 4 1 x 24 4 X X w w

Review Course Packet on factoring quadratic polynomials using the AC gro Factor the following expression by applying the AC grouping method 15x 16x 15

Find the values of x that satisfy the inequality 1 8 Ox 11 x 88 X 1 00 11 x 11 Ox 88 X

Solve the equation by factoring the left hand side and then setting each factor equal to zero Enter your answers as a comma separated list 2x x 3 0 X 3 12 171 17 3 3 X

Solve the equation by factoring the left hand side and then setting each factor equal to zero Enter your answers as a comma separated list 4x 29x 24 0 X

of a sports car will cost 3 2 less than the current model The current model costs 31 000 How much will the price decrease in dollars Wha will be the price of the next model Decrease in price Price of next model

Precalculus Review Course Packet on factoring techniques Simplify the expression by first factoring the numerator and the denominator x3 6x 7x 6x x 7

Review Course Packet on factoring techniques Simplify the expression by first pulling out any common factors in the numerator 1 x 2 6 4x 6 1 x 4x 1 x2 4

Find an equation of the line that passes through the point and has the indicated slope m Let x be the independent variable and y be the dependent variable 9 2 9 8 m

Find an equation of the line that passes through the point and has the indicated slope m Let x be the independent variable and y be the dependent varia 1 0 m 1 Submit Answer

Rewrite the following expression as a product by pulling out the greatest common factor 3x8 3 5x1 3 X

Clay Harden borrowed 29 000 from a bank at an interest rate of 11 compounded monthly The loan will be repaid in 36 equal monthly installments over three years Immediately after his 22th payment Clay desires to pay the remainder of the loan in a single payment Compute the total amount he must pay The total amount Clay must pay immediately after his 22th payment will be Round to the nearest dollar

3 A company uses the perpetual inventory system and the gross method of accounting for sales and had the following sales transactions during June 01 27 10 June 2 Sold merchandise to a customer on credit for 8 000 terms 1 15 n 60 The items sold had a cost of 4 300 June 4 The customer from June 2 returned merchandise that had a selling price of 400 The cost of the merchandise returned was 270 June 15 The customer paid for the merchandise sold on June 2 less the return and taking any available discount Prepare journal entries to record these transactions View transaction list Journal entry worksheet 1 2 3 4 5 Sold merchandise to a customer on credit for 8 000 terms 1 15 n 60

2 nts 01 27 23 The dashboard shows a company s beginning inventory along with its merchandise purchases and merchandise sales for the period Beginning of Year During the Year During the Year 0 Inventory 110 50 Required A Required B Merchandise Purchases 270 Merchandise Sales 290 100 Enter answers for each of the following 150 200 250 Help A physical count of inventory at year end shows 85 of inventory exists Prepare the journal entry to record inventory shrinkage Save Ex

1 A company reports sales of 1 010 000 sales discounts of 2 400 sales returns and allowances of 11 400 cost of goods sold of 505 000 general and administrative expenses of 19 000 and selling expenses of 28 000 Compute gross profit ints 01 27 39 Gross profit

The voltage across a capacitor with the value C 3 F is given by the waveform in Fig P6 10 Find the waveform for the current in the capacitor for the time interval Os t t2 given that t2 13s v c t V 12 12 O t1 t2 Figure P6 10 t3 t4 t5 Notes on entering solution Enter your solution in Amps Pay attention to the interval given Enter your solution to 2 decimal points Do not include units in your answer ex 5W is entered as 5 00 t s

Savannah took out a 5 year loan for 6500 at a furniture store to be paid back with monthly payments at a 17 3 APR If the loan offers no payments for the first 21 months how many payments will Savannah be required to make OA 39 OB 21 OC 81 O D 60

Using V 9 mV and given the voltage across an inductor L 10 mH as shown in Fig P6 25 determine the waveform for the inductor current during the time t1 t t2 where t1 4 ms and t2 19 ms Assuming the solution looks like iL t X t t1 Y t t1 C what is the initial condition of the current the constant C For your answer just put the magnitude of the initial value of the constant and in milliAmps there should only be a number in your answer v 1 mv A Figure P6 25 V Notes on entering solution t1 t2 Pay attention to the interval Enter your solution to 2 decimal points Only put the constant ex 200 t t1 50 t t1 1 is entered as 1 Do not include units in your answer 1 ms

The current in the inductor changed from 0 mA to a current of 1 129 mA in I a time of t 7 ms and induces a voltage of V 66 mV What is the value of the inductor Notes on entering solution Enter your solution in mH Enter your solution to 2 decimal points Do not include units in your answer ex 5 mW is entered as 5 00

Given a capacitor of C 2 F calculate the current going through the capacitor during the interval t1 st st2 when the capacitor voltage is as described in Fig 6 12 Assume V1 9V V2 9V and t1 7 S and t2 14 S Note values might be different than the above problem v t V A V1 V2 0 Figure P6 12 t1 t2 Notes on entering solution Enter your solution in Amps Enter your solution to 2 decimal points Pay attention to interval t3 Pay attention to signs Do not include units in your answer ex 5W is entered as 5 00 t s

The voltage across a capacitor with the value C 3 F is given by the waveform in Fig P6 10 Find the waveform for the current in the capacitor for the time interval t3 t t5 given that t3 45s t5 86s Note The given values for C t1 t2 t3 and or t5 may be different than what you have used in previous questions v c t V 12 Frange t1 t2 t3 t4 t5 12 Figure P6 10 Notes on entering solution Enter your solution in Amps Pay attention to the interval given Enter your solution to 2 decimal points Do not include units in your answer ex 5W is entered as 5 00 t s

If MR 0001 0000 1000 0100 O a Asymmetric O b Reflexive O C None d Symmetric then R is

Question 6 Not yet answered Marked out of 1 50 The converse of the statement If a b and a c then a b c is O a 0 b OC O d ab and a c or a does not divide b c If a b c then ab and a c If a b c then ac or ab ab and ac or a b c Previous page indows LudGE

Maria Anguiano s current salary is 62 000 per year and she is planning to retire 25 years from now She anticipates that her annual salary will increase by 2 900 each year That is in the first year she will earn 62 000 in the second year 64 900 in the third year 67 800 and so forth She plans to deposit 6 of her yearly salary into a retirement fu that earns 8 interest compounded daily What will be the amount accumulated at the time of her retirement Assume 365 days in a year The effective annual interest rate is Round to four decimal places

2 For what values of parameters a b E R the operation x y xy ax by 2 defined for x y E R is commutative and associative 3 For G 1 3 5 9 and xoy defined as the last decimal digit of the number xy 3x 3y 4 i show that o is a well defined operation on G and present its table ii find the neutral element of o iii prove that G o is a group

1 Assuming that xy x y 1 and xy xy x y are two binary operations defined for all x y ER i prove that oth and are commutative ii prove that both and are associative iii prove that is distributive with respect to iv verify if and have neutral elements v decide which numbers x ER have their inverse elements with respect to and and which do not

Let B 2 4 6 8 10 and C 12 13 14 15 16 Write Cn B using the listing method Enter EMPTY or for the empty set COB

Consider the following inequality x 6 a Write the inequality in interval notation for a real number x Simplify your answer completely b List the values from x 0 1 2 3 4 5 6 7 8 9 10 11 that satisfy the given inequality Enter your answers as a comi separated list If there is no answer enter NONE

5 113 In the network in Fig P5 113 find R for maximum powe transfer and the maximum power transferred to this load 32 ksz 1kQ Figure P5 113 www 2 kn 4 mA 4kQ RL

Determine the gain of the amplifier in Fig P4 14 R1 3 6 k0 R2 25 kn V in Figure P4 14 Notes on entering solution R R Enter your solution as a constant Give your answers with a positive or hundredth ex 5 is entered as 5 00 negative sign Enter your solution to the nearest OV

The general manager of a fast food restaurant chain must choose six restaurants from among 19 for a promotional program In how many ways can the six restaurants be chosen ways

Combine the Multiplication Principle and combinations to answer the question The Latarue Company has 6 women and 12 men on its board of directors In how many different ways can a gender equality subcommittee of 6 be formed so that the numbers of men and women are equal ways

Suppose 16 horses start a race In how many different ways can the horses place first second and third ways

Use the Venn diagram to write the elements of A Enter your answer as a set using the listing method k A a 1 b bo P e B C i n E h U

For the amplifier in Fig P4 15 find the gain R1 4 1 KQ R2 47 KQ Figure P4 15 10 hundredth ex 5 is entered as 5 00 R R Notes on entering solution Enter your solution as a constant Give your answers with positive or negative sign Enter your solution to the nearest

Let U x x is a whole number and 1 x 15 and C 11 12 13 14 15 Write C n U using the listing method Enter EMPTY or for the empty set Cn U

Let B 0 2 4 6 8 10 and C 15 16 17 18 19 Write Cu B using the listing method CUB

Consider the interval 5 8 Rewrite the interval using plus minus notation Determine whether the number zero is contained in the interval Yes zero is contained in the interval O No zero is not contained in the interval

Let B 2 4 6 8 10 and C 12 13 14 15 16 Write C n B using the listing method Enter EMPTY or for the empty set Cn B

Perform the operation 10x 7x 7 4x 5x 9

Answer saved Mark Converts the following code from while to for loop main 1 int x i sum 0 cin x while x 5 O C O a main sum x i 1 while i sum Marked out of 1 00 O b main 1 5 cin x O b main main cout i i 2 int x i sum 0 for i 1 x 5 i O d main cin x sum x int x i sum 0 cin x for i 1 i sum i 2 cout i cin x for i 1 x 5 i int x i sum 0 cin x for i 1 x 5 i sum x for i 1 i sum i 2 cout i int x i sum 0 cin x cin x for x 5 sum x for i 1 i sum i 2 cout i cin x int x i sum 0 cin x for x 5 gumt 11

c Let f x 3 15 x 3 x 2 X Find 5

What is the output of the following code number 25 int int i int isPrime 1 for i 2 i number i if number i 0 isPrime 0 break cout i is i cout isPrime is cout isPrime endl O a iis 5 isPrime is 1 O b iis 3 isPrime is 1 O c i is 5 isPrime is 0 O d i is 2 isPrime is 0

d Given y 3 sin 3x Find 1 phase shift p s 2 2 period p