Question

the expression a⁴+64 can be factorized as
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Answer 1

Answer:$(a^2+2^2)-8a^2$

Step-by-step explanation:

$a^4+64\\=a^4+2^4\\=(a^2)^2+(2^2)^2\\=(a^2+2^2)^2 -2*a^2*2^2\\=(a^2+2^2)-8a^2$