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02.07.2019 •
Mathematics
Simplify. (2y)^3 • y^-1 answer choices: a.) 2y^2 b.) 8y^2 c.) 1/2y^2 d.) 1/8y^2
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Ответ:
(2y)^3 × y^-1
Simplify the term (2y)^3
= 8y^3 × y^-1
Now, multiply the terms with the same base y by adding their exponents.
Note: Using exponent product rule x^y × x^z = x^(y+z)
= 8y^{3+(-1)}
= 8y^(3-1)
= 8y^(3-1)
= 8y^2
Ответ:
both of the questions?