Recent content by My8th

  1. M

    I'm trying to isolate x to find range, but unsure how to manipulate equation.

    Homework Statement Find RangeHomework Equations y=8x^2+8x+5The Attempt at a Solution y-5=8x^2+8x Subtracted five both sides (y-1)/8=(x+1)x divided 8 to both sides, and factored x out. The x^2+x part has me stumped.
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