Answer:
That would be sina.
Step-by-step explanation:
sin(a+b) = sinacosb + cosasinb
sin(a-b) = sinacosb - cosasinb
Adding we get sin(a+b) + sin(a-b) = 2sinaccosb
so sinacosb = 1/2sin(a+b) + sin(a-b)
1953-1944=9 years (that's the years)
9 months between them
thus she was 9 years and 9 months
Answer:
there are 7 batches of cookies
Step-by-step explanation:
if you take 2/3 and add it to its self 7 times then you get 4 2/3
Answer:
the answer is going to be 112