Question

Find the value of k if the quadratic polynomial xsquare+8x+k has zeroes whose difference is 2​

Answer 1

x² + 8x + k is the quadratic polynomial whose zeroes is 2

To finding the value of k we put the value x is 2

(2)² + 8*2 + k = 0

4 + 16 + k = 0

20 + k = 0

k = -20

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