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jorge0506
09.07.2019 •
Mathematics
Rearrange the formula a = \pi r ^ ( 2) for r
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Ответ:
If A = pi*r^2, and we wish to solve for r, then divide both sides by pi:
A/pi = r^2
Taking the square root of both sides, sqrt(A/pi) = r (r must be positive in this situation).
Ответ:
Step-by-step explanation:
A geometric recursive formula has the form
where r is the common ratio
Here r = - 14 ÷ 7 = - 2, thus