What is the expanded equivalent of cos(a – b)?
2 answers:
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Answer:
Solving the radical we get
Step-by-step explanation:
We need to express the radical using the imaginary unit i
Prime factors of 81 are: 3x3x3x3
and
Solving:
So, Solving the radical we get
Well 5=5
and 37/40
hmm, try to get that 40 into an nice number that is multiplule of 10
if we divide top and bottom by 4 that would work
9.25/10=92.5=100=925/1000=925 thousandths=0.925
so the decimal would be 5.925
and 37/40
hmm, try to get that 40 into an nice number that is multiplule of 10
if we divide top and bottom by 4 that would work
9.25/10=92.5=100=925/1000=925 thousandths=0.925
so the decimal would be 5.925