Divide as indicated. (z²-49)/z² + (z+7)/(Z-7) Select the

Last updated: 8/1/2022

Divide as indicated. (z²-49)/z² + (z+7)/(Z-7) Select the correct choice below and fill in the answer box(es) to complete your choice. (Simplify your answer. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) a)(z²-49)/z² + (z+7)/(Z-7)=____,x≠___ B).(z²-49)/z² + (z+7)/(Z-7)=____,no numbers must be excluded.