Which of the following quadratic equation has roots - 2 and 7 ? *
1 point
x² +5x - 14 = 0
x² - 5x - 14 = 0
x² + 5x + 14 = 0
x² - 5x + 14 = 0
Answers
Answered by
5
Answer:
x^2 -5x -14 =0
Step-by-step explanation:
x^2 -5x -14
= x^2 -7x +2x -14
= x(x-7) +2(x-7)
= (x+2) (x-7)
so value of x = -2,7
Similar questions