Question

Write the correct answer and explanation for the following question.

Answer 1

Step-by-step explanation:

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Answer 2

Zero of polynomial x-4=0

x=4

P(x)=ax3 -3x2-3

Putting the value of x=4 in the given p(x) =0

Let P(x) = 0

P(4)=a(4)3 - 3(4)2 - 3

0=a(64) - 3(16) - 3

0=a64 - 48 - 3

0 = a64 - 48 - 3

0= a64 - 51

51 = a64

51/64 = a

0.796 =a or a=0.796