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x2 = 2(11x – 48)
(vii) x
2
= 2(11x – 48)
Sol.
x
2
= 2(11x – 48)
∴ x
2
= 22x – 96
∴ x
2
– 22x + 96 = 0
∴ x
2
– 16x – 6x + 96 = 0
∴
x (x – 16) – 6 (x – 16) = 0
∴
(x – 16) (x – 6) = 0
∴
x – 16 = 0 or x – 6 = 0
∴
x = 16 or x = 6
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