jordanh0706 jordanh0706

15-05-2020
Mathematics

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(-2h+9)(9h-2) in standard form

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Chelboy Chelboy

18-05-2020

Answer: -18h^2 + 85h - 18

Step-by-step explanation:

(-2h+9)(9h-2)

Open brackets

(-2h x 9h) + (-2h x -2) + (9 x 9h) + (9 x -2)

-18h^2 + 4h + 81h - 18

Add like terms 4h + 81h

-18h^2 + 85h - 18

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