Question

the roots of the x^2-kx+10=0 are the dimensions of the rectangle. the area of the rectangle is​

Answer 1

Answer:

The equation x

2

−3x−10=0 can be solved as

x

2

−5x+2x−10=0

⇒x(x−5)+2(x−5)=0

⇒(x+2)(x−5)=0

⇒x=−2 and x=5