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).
16n+8=4
16n=4-8
16n=-4
n=-4/16
n=-1/4.
Answer:
Step-by-step explanation:
You might need a maths degree for this one, I believe it’s 4 but don’t quote me on that.
Answer:
the answer is B five
Step-by-step explanation:
three hundred and seven minus three hundred and twelve