Question

If sin x is equal to cos (3x-10
Find x

Answer 1

Answer:

x = 50

Step-by-step explanation:

sin x = cos (3x-10)

sin x = sin [90 - (3x-10)]  (Since sinΘ = cos (90-Θ)

sin x = sin (100-3x)

Therefore, x = 100-3x

                 2x = 100

Thus, x = 50.

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