Q: What is the square footage for a 14x 13 foot room?

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x2+14x+49 = (x+7)(x+7) when factored

Yes because if x2-14x+49 then it is (x-7)(x-7) when factored

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49

49

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x2 - 14x + 49 = (x - 7)2

x2+14x+49 = (x+7)(x+7) when factored

Improved answer:5x2+14x+5 = 5-5x2+14x+5 = 0Solve by completing the square:(x+7)2+5 = 0(x+7)2+5-49 = 0(x+7)2 = 44x+7 = + or - the square root of 44x = -7 + or - the square root of 44

Yes because if x2-14x+49 then it is (x-7)(x-7) when factored

49 x2 + 14x = -7 x2 + 14x + 49 = 42 (x + 7)2 = 42 x = -7 ± √42

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49

49

(x - 7) is.

49-apex

3x2+14x+8 = 0 x = -2/3 or x = -4

-14x-7 = 35 -14x = 35+7 -14x = 42 x = -3