(x²+4x+8) (x²-4x+1)
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Answer:
x^4-7x^2-24x+8
Step-by-step explanation:
(x^2+4x+8) (x^2-4x+1)
={(x^4-4x^3+x^2)+(4x^3-16x^2+4x)+(8x^2-32x+8)}
={x^4-4x^3+4x3+9x^2-16x^2+4x-32x+8}
=(x^4-7x^2-24x+8)
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