The product is 10x²-48x+32.
Step-by-step explanation:
The distributive property allows you to simplify expressions where you multiply a number by a sum or difference.Here the product of a sum or difference, is equal to the sum or difference of the products.
In this case, given (5x-4)(2x-8)
Distribute as;
5x(2x-8) - 4 (2x-8)
10x²-40x-8x+32
10x²-48x+32
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Distributive Property : brainly.com/question/11916234
Keyword : Distributive property
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<span> The geometric mean of two non negative numbers x and y is √(xy). (mean square root of XY)
So the geometric mean of 2/3 and 27/40 is
√(2/3 * 27/40)
= √(54 / 120)
= √(27 / 60)
= √(9 / 20)
= 3 / √20
= 3 / 2√5
= 3√5 / 10. </span>
Answer:
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Answer:
12r^2 +r -7
Step-by-step explanation:
9r^2 +4r -7 +3r^2 -3r
Combine like terms
9r^2 +3r^2 +4r -3r -7
12r^2 +r -7