Without using your calculator, find the exact value of: a. cos 15 b. sin 75 c. sin

Question:

Without using your calculator, find the exact value of:
a. cos 15°

b. sin 75°

c. sin (120° + 45°)

d. tan 165°

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

ISBN: 9781292183404

1st Edition

Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran

Question Posted: