What grade you in and what unit lesson is this, I might be able to help you. I go to the same school.
Answer:
If you've learnt sin(A+B) = sinAcosB + cosAsinB,
sin(4u)
= sin(2u+2u)
= sin(2u)cos(2u) + cos(2u)sin(2u)
= 2 sin(2u) cos(2u).
Answer:
The correct answer is A
Step-by-step explanation:
plz brainlyest (:
Answer:
b6 2hich method
Step-by-step explanation:
I solv3 this