Question:
for what value of p,(-4) is a zero of the polynomial x2 - 2x -(7p 3)
Answer:
Given polynomial is
x2 - 2x -7p3
Now put value x = -4
(-4)2 - 2*(-4) - 7p3 = 0
=> 16 + 8 -7p3 = 0
=> 24 - 7p3 = 0
=>7p3 = 24
=> p3 = 24/7
=> p= 3√(24/7)
So value of p = 3√(24/7)
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