Question

A quadratic polynomial, whose zeores are -4 and -5, is ______.

पर्याय

• x² - 9x + 20

• x² + 9x + 20

• x² - 9x - 20

• x² + 9x - 20

Answer 1

A quadratic polynomial, whose zeores are -4 and -5, is x² + 9x + 20.