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Reika [66]
3 years ago
14

3y²z(2y²z + 4yz - y + z) = 6y⁴z² + 12y³z² - 3y³z + 3y²z

Mathematics
1 answer:
lord [1]3 years ago
3 0
18y⁸z²=18y⁸z², you have to simplify it and add like terms to get your answer

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Use the box method to distribute and simplify (-5x-2)(-2x^2+6x).
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Answer:

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Step-by-step explanation:

1)  Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd.

10x^{3} - 30x^{2} + 4x^{2} -12x

2)  Collect like terms.

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3) Simplify.

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Therefor, the answer is, 10x^3 - 26x^2 - 12x.

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