leesteveson leesteveson

20-04-2020
Mathematics

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1. If P(x)= x^4+ ax^2+ bx-6 with P(4)=6 and P(2)=0, find the values of a and b.

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csankalp75 csankalp75

20-04-2020

Answer:

a = -4, b = -3

Step-by-step explanation:

P(2) = 0

= 4a +2b = -10

P(4) = 6

= 16a + 4b = -52

16a + 4b = -52 - 8a + 4b = -20

= 8a = -32

a = -4

b = -3

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