jfloor0 jfloor0

02-03-2018
Mathematics

contestada

What number would you add to both sides of x2 + 7x = 4 to complete the square? 22 72

What number would you add to both sides of x2 7x 4 to complete the square 22 72 class=

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choixongdong choixongdong

02-03-2018

x^2 + 2*x*(7/2) + (7/2)^2 = (x + 7/2)^2

answer is (7/2)^2

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gjulisaa890 gjulisaa890

05-03-2018

the answer is D (7/2)^2

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