Question

if one of the zeros of quadratic polynomial f(x)=4x^2-8x-9 is equal in magnitude but opposite in sign of the others, find the value of k.​

Answer 1

Answer:

let the zeroes of polynomial be x and -x

f(x)=4x²-8x-9

there is an error in your question.....

Where is k in the equation???

plss check it.....