Question

U--24
= (x+8)(x - 3)
Therefore 4x2 + 20x - 96 = 4(x + 8)(x-3)
Exercise - 12.2
2_161 + 64
(iii) 36x + 6
(iii) 36x“ + 96xy +
1. Factorise the following expression-
(1) d'+ 10a + 25 (ii) F - 161 + 64
(iv) 25x + 9y? - 30xy (v) 25m - 40mn + 16n2
(vi) 81x?- 198 xy + 12ly? (vii) (x+y)2 - 4xy
(viii) | +4Pm? + 4m
(Hint: first expand (x
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Answer 1

Answer:

is it the entire exercise or what?