For a triangle ABC, which of the following is true?
AB + BC > or = AC
AB + BC > AC
AB + BC = AC
AB + BC < AC
For any triangle, sum of two sides is always greater than the third side.
For a triangle ABC, which of the following is/are true?
The determinant ∣∣ ∣ ∣∣b2−abb−cbc−acab−a2a−bb2−abbc−acc−aab−a2∣∣ ∣ ∣∣ equals to:
(a) abc(b-c)(c-a)(a-b) (b) (b-c)(c-a)(a-b) (c) (a+b+c)(b-c)(c-a)(a-b) (d) None of these