Question

a⁴-16
Factorize it..
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Answer 1

Answer:

a⁴-16

(a²)²-(4)²

Applying identity a²-b²=(a+b)(a-b)

(a²+4)(a²-4) is the answer

Answer 2

Step-by-step explanation:

$( { {a}^{2} })^{2} - ( {2}^{2})^{2}$

then apply the formula for (a)²-(b)²

$(( {a}^{2}) - ( {2}^{2})) \: \: \: \: \: \: \: (( {a}^{2}) + ({2}^{2}))$

$( {a}^{2} - 4)( {a}^{2} + 4)$

hope it helps u