Question

If the areA of the rectangle is given by the polynomialn 2ײ - 7× - 15, what is the dimension of the rectangles in terms of x?

Answer 1

here it is in quadratic equation

so 2x²-7x-15

2x²-10x+3x-15=0

2x(x-5)+3(x-5)=0

(x-5)(2x+3)=0

so here dimension of the rectangle

x=5,-3/2