Question

factorise the following 4x4 + 8x2+9​

Answer 1

Answer:

16+16+9

=41

Explanation:

BODMAS RULE

Answer 2

Answer:

$(2x^{2} +2x+3) (2x^{2} -2x+3$$)$

Explanation:

Since both terms are perfect squares, factor using the difference of squares formula,

$a^{2}-b^{2} = (a+b) (a-b)$

where a = $2x^{2} +3$ and b = $2x$