Question:
Given that sin(a) = 1/3 and cos(b) = -2/6 with a and b both
Last updated: 8/10/2022
Given that sin(a) = 1/3 and cos(b) = -2/6 with a and b both in the interval [ π/2, π], find the exact values of sin(a + b) and cos(a − b).
Last updated: 8/10/2022
Given that sin(a) = 1/3 and cos(b) = -2/6 with a and b both in the interval [ π/2, π], find the exact values of sin(a + b) and cos(a − b).