Q.12 Factorise :
4m +12m2 +18mn
2
Answers
Answer:
(1) 7p
= 7 × p
Hence, factors of 7p are 7 and p.
(2) 6m
= 2 × 3 × m
Hence, factors of 6m are 2, 3 and m.
(3) 9xy
= 3 × 3 × x × y
Hence, factors of 9xy are 3, 3, x and y.
(4) 22ab
= 2 × 11 × a × b
Hence, factors of 22ab are 2, 11, a and b.
(5) p2q
= p × p × q
Hence, factors of p2q are p, p and q.
(6) 10xy2
= 2 × 5 × x × y × y
Hence, factors of 10xy2 are 2, 5, x, y and y.
(7) 5a2
= 5 × a × a
Hence, factors of 5a2 are 5, a and a.
(8) 15m2n
= 3 × 5 × m × m × n
Hence, factors of 15m2n are 3, 5, m, m and n.
(9) 30a2b2
= 2 × 3 × 5 × a × a × b × b
Hence, factors of 30a2b2 are 2, 3, 5, a, a, b and b.
(10) 12x3
= 2 × 2 × 3 × x × x × x
Hence, factors of 12x3 are 2, 2, 3, x, x and x.
Step-by-step explanation:
Answer:
2m(2+6m+9n) Answer
Step-by-step explanation:
We just have to take out common variables and numbers