# SOLUTION: 1. 2x^2+10x+12 Factor completely 2.x^2+8x=-16 3.x^2-16=0 4. x^2-16x=-64 5. 2x^2-12x+10 6.x^2+8x+15=0 7. x^2-x-12=0

Algebra ->  Algebra  -> Exponential-and-logarithmic-functions -> SOLUTION: 1. 2x^2+10x+12 Factor completely 2.x^2+8x=-16 3.x^2-16=0 4. x^2-16x=-64 5. 2x^2-12x+10 6.x^2+8x+15=0 7. x^2-x-12=0      Log On

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 Click here to see ALL problems on Exponential-and-logarithmic-functions Question 181764: 1. 2x^2+10x+12 Factor completely 2.x^2+8x=-16 3.x^2-16=0 4. x^2-16x=-64 5. 2x^2-12x+10 6.x^2+8x+15=0 7. x^2-x-12=0Answer by ankor@dixie-net.com(15646)   (Show Source): You can put this solution on YOUR website!1. 2x^2+10x+12 factor out 2: 2(x^2 + 5x + 6) 2(x+3)(x+2) : 2.x^2 + 8x = -16 x^2 + 8x + 16 = 0 (x+4)(x+4) = 0 : 3.x^2 - 16 = 0 Note the difference of squares (x-4)(x+4) : 4. x^2-16x=-64 x^2 - 16x + 64 = 0 (x-8)(x-8 = 0 : 5. 2x^2 - 12x + 10 Factor out 2 2(x^2 - 6x + 5) 2(x-5)(x-1) : 6.x^2 + 8x + 15 = 0 (x+5)(x+3) : 7. x^2 - x - 12 = 0 (x-4)(x+3)