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What is the expression in factored form x^2+13x+42 I got (x+6)(x+7) by doing 13=6+7 & 42=6x7

Kristi Hammond

in Mathematics

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Kathy Robinson on January 24, 2018

we haveFind the factorsEquate the equation for zeroGroup terms that contain the same variable, and move the constant on the opposite side of the equationComplete the square. Remember to balance the equation by adding the same constant to each sideRewrite as perfect squaresSquare root both sidesthereforethe answer is


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