Question

factorise

${y}^{2} +4y + 3$
${a}^{2} + 12a + 27$
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Answer 1

Step-by-step explanation:

$1. \: \: y {}^{2} + 4y + 3 \\ y {}^{2} + (3 + 1)y + 3 \\ y {}^{2} +3 y + y + 3 \\ y(y + 3) + 1(y + 3) \\ (y + 3)(y + 1) \\ \\ 2. \: \: \: a {}^{2} + 12a + 27 \\ a {}^{2} + (9 + 3)a + 27 \\ a {}^{2} + 9a + 3a + 27 \\ a(a + 9) + 3(a + 9) \\ (a + 9)(a + 3)$

Answer 2

Answer:

hey mate your answer is given below