Math, asked by dpoak09, 8 months ago

Write in product form:
a) Sin7x +Sin5x
b) Cos13x- Cos3x
c) Sin2x – Sin x
d) Cos 5x - cos3x

Answers

Answered by haneenamanaf42738

0

Answer:

Step-by-step explanation:

a) sin7x + sin5x

2sin6xcox

b) cos13x -cos3x

-2sin8xsin5x

c) sin2x - sinx

2cos 3/2x sin x/2

d) cos5x - cos3x

-2sin4x sinx

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