Question

9. Find the value of cos^45º - sin^45.​

Answer 1

Answer:

0

Step-by-step explanation:

Values : -

Cos 45 = Sin 45 = 1 / √2

Cos 45 - Sin 45

= ( 1 / √2 ) - ( 1 / √2 )

= 0

Therefore,

Cos 45 - Sin 45 = 0

Answer 2

cos 45° - sin 45°

1/√2 - 1/√2

Answer ➡ 0