If 2 and -3 are the zeroes of the quadratic polynomial
x2 + (a + 1)x + b; then find the values of "a" ?
Aap pagal ho gayee ho ?
Zakir Hussain ji ?
Sacchi ?
M cute hu ?
Simmi ♥
Answers
Answered by
1
Answer:
a=0 and b=-6
Step-by-step explanation:
when x=2
2^2 + 2(a+1)+b=0
4+2a+b=0
6 +2a +b = 0
2a+b=-6 (1)
when x=-3
3^2 + -3(a+1) + b = 0
9-3a-3+b=0
6-3a+b = 0
b-3a = -6 (2)
from (1) and (2),
2a+b=b-3a
2a+3a=b-b
5a=0
a=0/5
a=0
b-3a=-6
b-0=-6
b=-6
pls mark as brainliest
Similar questions