Question

A quadratic polynomial whose zeros are -3 and -4 is

Answer 1

Sum of zeroes = -3 - 4 ==> -7

Product of zeroes = -3 × -4 ==> 12

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

==> p(x) = x² - (- 7)x + 12

==> p(x) = x² + 7x + 12