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-¾ y2 = 2y + 7
(ii) -¾ y
2
= 2y + 7
Sol. –
¾ y
2
= 2y + 7
∴
– ¾ y
2
- 2y – 7 = 0
Changing the sign,
∴
¾ y
2
+ 2y + 7 = 0
Here a = ¾ , b = 2, c = 7 are real numbers
where a
≠
0
So it is a quadratic equation in variable y.
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