How do you simplify the following expression (-7y)(-4y^5)(7y)(4y5)?

1 Answer
Dec 4, 2016

+28y^6+28y6

Explanation:

Simplying the given product is determined by multiplying the
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numbers and applying exponential property of multiplication.
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Multiplication of powers:
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a^n xx a^m = a^(n+m)an×am=an+m
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(-7y)(-4y^5)(7y)(4y5)
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=(-7xx-4)(yxxy^5)=(7×4)(y×y5)
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=(-7xx-4)(y^(color(red)1)xxy^5)=(7×4)(y1×y5)
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=+28y^6=+28y6