Statement-1 (A): (a+b+c)^2=a^2+b^2+c^2-2(a b+b c+c a) Statement-2… - Vidyadip

MCQ

Statement-1 (A): $(a+b+c)^2=a^2+b^2+c^2-2(a b+b c+c a)$
Statement-2 (R): $a^3+b^3+c^3-3 a b c=(a+b+c)\left(a^2+b^2+c^2-a b-b c-c a\right)$

A
Statement- 1 is true, Statement-2 is true; Statement- 2 is a correct explanation for Statement- 1.
B
Statement- 1 is true, Statement-2 is true; Statement-2 is not a correct explanation for Statement-1.
C
Statement-1 is true, Statement-2 is false.
✓
Statement- 1 is false, Statement- 2 is true.

✓

Answer

Correct option: D.

Statement- 1 is false, Statement- 2 is true.

d

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