amanansari20066 amanansari20066

14-02-2021
Geography

contestada

For what value of p, (-4) is a zero of the polynomial x2 – 2x-(7p+3)

Respuesta :

RaeeWaykole RaeeWaykole

14-02-2021

Answer:

value of p is 3

Explanation:

as (-4) is a zero hence let us put 'x' as -4

P(-4) = 0

hence substituting the values

(-4)^2 - 2(-4) - (7p+3) = 0

16 + 8 -7p -3 = 0

24 -7p -3 = 0

24 -3 -7p = 0

21 -7p = 0

21 = 7p

21/7 = p

3 =p

hence value of p is 3

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