Question

find a quadratic polynomial whose zeroes are 2√7 and -5√7 ​

Answer 1

Explanation:

f(x)=k(x^2-(sum of zeroes)x+(product of zeroes))

Sum of zeroes= 2√7 +(-5√7)

= -3√7

Product of zeroes=(2√7 )(-5√7)

= -70

so,. f(x)= k( x^2 -(-3√7)x+(-70) )

= x^2 +3√7x -70

Thank you.

Answer 2

Answer:

Hope it helps you

Explanation:

Keep learning!!