thiomnao thiomnao

03-09-2020
Mathematics

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The square of a number minus twice the number is 48. What is the number? (An explanation would be appreciated)

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barinlygirl barinlygirl

03-09-2020

Step-by-step explanation:

The square of a number minus TWICE the number is 48

let the number be" X "

X^2-2X-48 = 0

(X - 8)(X + 6) = 0

x = 8 ᴏʀ X = -6

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