Question

106
Class-X Mathematics
EXERCISE - 5.1
iii
Check whether the following are quadratic equations:
i
(x + 1)2 = 2(x - 3)
ii.
x² – 2x=(-​

Answer 1

Answer:

yes

Step-by-step explanation:

i) (x+1)² = 2(x-3)

x² + 1 + 2x = 2x - 6

x² + 1 + 6 +2x - 2x = 0

x² + 7 = 0

so, it is a quadratic equation.

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