KCET 2023 Math Solved Paper

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Question : 4 of 60

Marks: +1, -0

If ∆=|

1	a	a2
1	b	b2
1	c	c2

| and ∆1=|

1	1	1
bc	ca	ab
a	b	c

| then

∆1≠∆
∆1=−∆
∆1=∆
∆1=3∆

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