Question

.A quadratic polynomial whose zeroes are -3 and 4 is * (a) x² - x + 12 (b) x² + x + 12 (c) x²/2 - x/2 -6 (d) 2x² + 2x -24

Answer 1

quadratic polynomial

= x2-(sum of zeroes) x + product of zeroes

= x2- (-3+4) x + (-3×4)

= x2 - (1) x + (-12)

= x2 -x- 12 .