Question

Add the following polynomials. a 4x² + 5x + 6; x? +1; 5x + 4x +3



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Answer 1

Answer:

First, we have to convert in Ascending Order.

(4x² + 5x² + x²) + (5x + 4x) + (6 + 1 + 3)

10x2 + 9x + 10

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Answer 2

Answer:

Given polynomial 5x−4x

2

+3

(i) If x=0

Then 5(0)−4(0)

2

+3=0−0+3=3

(ii) If x=−1

Then 5(−1)−4(−1)

2

+3=−5−4+3=−6

(iii) If x=0

Then 5(2)−4(2)

2

+3=10−16+3=−3