laurentsofia09
21.04.2021 •
Mathematics
It is possible to build a rectangular prism with a volume of 40 units if one side measures 5 units.
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Ответ:
-3x^2 + 243 = 0
Bring 243 to the right.
-3x^2 = -243
Divide by -3.
x^2 = 243/3 = 81
Tak the square root of both sides.
x = 81^1/2 = 9.