Question

expand (2-x) (2+x) (4+x^2)​

Answer 1

Answer:

16-$x^4$

Step-by-step explanation:

[(2-x) (2+x)] (4+x^2)

for

(2-x)(2+x)

4-$x^{2}$

for

[(2-x) (2+x)] (4+x^2)

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

16-$x^4$

Answer 2

Answer:

16-x^4

Step-by-step explanation:

[{(2-x)(2+x) -(4+x^2)}]

(4-x^2)-(4+x^2)

(4)^2-(x^2)^2

16-x^4

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