X^2 -4x -3 -0 solve using the quadratic equation

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Bring the fraction a/a-4 to a denominator of 16-a^2

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.