Question

Factorise the following expression:
${a}^{2} + 8a + 16$
​

Answer 1

a2 +8a+16

=a 2+4a+4a+16

=a(a+4)+4(a+4)

=(a+4)(a+4)

=(a+4)

2

ANSWER

2

PLS LIKE

Answer 2

${a}^{2} + 8a + 16 = 0 \\ {a}^{2} + (4 + 4) a+ 16 = 0 \\ {a}^{2} + 4a + 4a + 16 = 0 \\ a(a + 4) + 4(a + 4) \\ (a + 4)(a + 4) \\ (a + 4)^{2}$