A quadratic polynomial with sum and product of its zeroes as 8 and -9 respectively is​

Question

A quadratic polynomial with sum and product of its zeroes as 8 and -9 respectively is​

in progress 0
Evelyn 1 month 2021-08-19T22:49:08+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-08-19T22:50:25+00:00

    Step-by-step explanation:

    Answer ::

    x²-(α+β)x+αβ=0

    x²-(8-9)x+(-72)=0

    x²+x-72=0

    0
    2021-08-19T22:51:07+00:00

    Step-by-step explanation:

     \alpha  +  \beta  =  \frac{ - b}{a}    , \alpha . \beta  =  \frac{c}{a} \\8  =   \frac{ - b}{a} , \:  \:  \:  - 9  .\  =  \frac{c}{a}  \\ therefore \:  \:  \\ a = 1 ,b = - 8, c = - 9

    ax^2+bx+c

    Required polnomial= x^2-8x-9

    mark it brainliest answer

    have a nice day

Leave an answer

Browse
Browse

18:9+8+9*3-7:3-1*13 = ? ( )