Question

Factorise a^2+14a+45

Answer 1

Answer:

${a}^{2} + 14a + 45 = 0 \\ \\ = > {a}^{2} + 9a + 5a + 45 = 0 \\ \\ = > a(a + 9) + 5(a + 9) = 0 \\ \\ = > (a + 5)(a + 9) = 0 \\ \\ = > a = - 5 \: ,\: - 9$

Answer 2

Answer:

That's the answer.... See the pic