If a, b, c are sides of a triangle and...

If `a, b, c` are sides of a triangle and `|(a^2,b^2,c^2),((a+1)^2,(b+1)^2,(c+1)^2),((a-1)^2,(b-1)^2,(c-1)^2)|=` then

`Delta` ABC is an equilateral triangle

`Delta` ABC is a right angled isosceles triangle

`Delta` ABC is an isosceles triangle

None of the above

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ARIHANT MATHS-DETERMINANTS -Exercise (Single Option Correct Type Questions)

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If |{:(x^(n),x^(n+2),x^(2n)),(1,x^(a),a),(x^(n+5),x^(a+6),x^(2n+5)):}|...
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