lovebrain123
14.01.2020 •
Mathematics
Find the area of the regular octagon.
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Ответ:
A = 2 (1 + √2) a²
A = 2 * (1 + √2) * 14²
A = 2 * (1 + 1.414) * 196
A = 2 * 2.414 * 196
A = 4.828 * 196
A = 946.288 cm²
Ответ:
hello :
f(x) = x^3 - 2x^2 = x²(x - 2)
the expression is equivalent to f(x) is : x²(x - 2)