Question

2sin5x × cosx × 2cos5x × sinx=?​

Answer 1

Step-by-step explanation:

hi id you give option i can easily say your answer

actually we can keep x as0 and substitute you will get 0 if you keep x as pi^2 you wil get 0 hence i think the answer is zero

further reference

cos 0=1

sin 0=0

cos 90=0

cos 0=1

Answer 2

Answer:

brother sorry for the inconvenience I don't want to spam your que but try to helpme out I am stucked