quadratic equation

Question

	Solve  by factoring.	a.	27 and –1	c.	27 and 26
b.	26 and –2	d.	26 and –1

Answer 1

change equation in ax2 + bx + c by bringing 27 on left side of equal sign

x2 —26x —27. Get factors of —27 which sum to —26 and multiply to —27. They are —27 and +1

(X—27) (X + 1)

X = 27

X = —1