1.

if alpha and beta are zeros of polynomial x square - 6 X + K what is the value of k if 3 alpha + 2 Beta is equals to 20​

Answer»

Math

5 points

➶➶➶➶➶[ welcome to the concept of

polynomials ]➷➷➷➷➷

given A and B are zeroes of polynomial

x {}^{2} - 6x + k

we know that

A + B = (-b)/a

then,

A + B = 6

and

AB = (C)/a

AB = K

✨we have to be find value of k

we have ,

3A+ 2B = 20

A + 2(A+B ) = 20

then ,.

A = 8

and

A + B = 6

B= -2

AB = k

k = - 2 \times 8

= - 16

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