Question

value of
cos6x - cos8x ​

Answer 1

Answer:

cos6x−cos8x

=2sin(

2

6x+8x

)sin(

2

8x−6x

)

=2sin7xsinx

Answer 2

Answer:

value of cos6x-cos8x

=2

Step-by-step explanation:

I think it may help you

cos6x-cos8x

6-8(or)8-6

2

because all are cancelled

so, answer is 2

I think

All the best