Question

What is the sum of zeroes of the polynomial
2x² + 7x + 10 ?
a. -10/7
b. -2/7
c. 7/2
d. -7/2
​

Answer 1

Answer:

sum of zeroes= - coefficient of x/ coefficient of x²

= -7/2.

Hence, correct option is (D)

Answer 2

Answer:

A = 2 , B = 7 , C = 10

$\alpha + \beta$

= -B/A

= -7/2