Math, asked by ms933473672, 2 months ago

7) x4 -- 7x2 + 1, x3 + 3x2 + x 7r4 - 11x2 + 1
2 dind the H.c.f

Answers

Answered by adgjmptwbie
0

Answer:

x

2

(x+4)

x

4

+6x

3

+8x

2

=x

2

(x

2

+6x+8)

=x

2

(x

2

+4x+2x+8)=x

2

(x+4)(x+2)

7x

5

−7x

4

−140x

3

=7x

3

(x

2

−x−20)

7x

3

(x

2

−5x+4x−20)=7x

3

(x−5)(x+4)

∴ H.C.F. =x

2

(x+4)

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