What is the answer to 56k2+48k

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²