Question

Evaluate: sin (45° +Q )- cos (45° -Q)​

Answer 1

Answer:

2 sin(45+Q)

Step-by-step explanation:

cos is complementary to sin

so cos (90- theata )=sin

so 90-(45-Q) will be sin(45 +q)

Answer 2

HEY MATE HERE IS YOUR SOLUTION WHICH IS BEING PROVIDED BY ME......

Sin (45°+Q) - Cos (45°-Q)

Sin45°CosQ + Cos45°SinQ -

( Cos45°CosQ + Sin45°SinQ)

HERE EVERY TERM IS EQUAL WITH OPPOSITE SIGN..

SO YOUR ANSWER = 0