[" 33."(66)^(2)-(34)^(2)=?,," (c) "2146," (d) "246]

1.) (66)^(2)-(34)^(2)=?

Simplify: (5. 32xx56+5. 32xx44)/((7. 66)^2-(2. 34)^2) (a) 7.2 (b) 8.5 (c) 10 (d) 12

In Fig. 4.246, if P B C F and D P E F , then (A D)/(D E)= (FIGURE) 3/4 (b) 1/3 (c) 1/4 (d) 2/3

y=x is tangent to the parabola y=ax^(2)+c . If c=2, then the point of contact is (a) (3,3) (b) (2,2) (c) (6,6) (d) (4,4)

If the centroid of a triangle is (6,6) and its ortho-centre is (0,0) then find its circum-centre . (a) (3,3) " " (b) (6,6) " " (c) (9,9) " " (d) (12 , 12) .

The approximate value of (33)^(1//5) is (a) 2.0125 (b) 2.1 (c) 2.01 (d) none of these

The approximate value of (33)^(1//5) is (a) 2.0125 (b) 2.1 (c) 2.01 (d) none of these

2+3/(10)+4/(100)=\ ? (a) 2.304 (b) 0.403 (c) 2.34 (d) 2.43

Solve: 128.43+30.21+?=173 (a) 35.66 (b) 29.66 (c) 43.66 (d) 24.66 (e) 14.36

{ ( 33 )^ 2 − ( 31 )^ 2 } ^(5/7) = (a)64 (b) 16 (c)32 (d) 4