" Q.2Evaluate: "(-31)-:[(-30)+(-1)]

Evaluate C(31,26)-C(30,26)

Evaluate each of the following: (-31)-:[(-30)+(-1)]

Evaluate each of the following: (-31) div [(-30)+(-1)]

Evaluate each of the following : (-31)div[(-30)+(-1)]

Evaluate .^31C_26-^30C_26

Evaluate .^31C_26-^30C_26

What is the value of (1)/(30.31) +(1)/(31.32)+(1)/(32.33) + …+ (1)/(89.90) ?

Evaluate : 3(q-2) = 2( q + 1 ) - 3 , find q

PARAGRAPH The vertices of triangle formed by the points (2,-5), (2,5),(4,5). Q. Circum center is: (A) (3,1) (B) (3,0) (C) (-3,-1) (D) (-3,2)