please tell what is factorisation of x^4+64 step by step
Answers
Answered by
1
Step-by-step explanation:
A2−B2=(A−B)(A+B)
First note that:
(x2+8)2=x4+16x2+64=x4+64+(4x)2
So:
x4+64=(x2+8)2−(4x)2
x4+64=((x2+8)−4x)((x2+8)+4x)
x4+64=(x2−4x+8)(x2+4x+8)
Answered by
0
Answer:
(x^2+8)^2
Step-by-step explanation:
x^4+64=
(x^2)^2+(8)^2=
(x^2+8)^2
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