The value of ` (-2 3/4) + (4 6/7) - (7/4) `

Find the value of ? 3 , 2 =7 5 , 4 =23 7 , 6 = 47 9 , 8 = 79 10 , 9 = ?

If tan theta=3/4 then find the value of cot theta 1. 4/3 2. 3/7 3. 4/7 4. 7/4

If p=-2, find the value of : (i) 4p+7 (ii) -3p^2+4p+7 (iii) -2p^3-3p^2+4p+7

7.Find the value of 6^(m-4)=1

Find the values of x and y. If (i) (x,4)=(-7,y) (ii) (x-3,6)=(4,x+y)

Find the value of the 3^(4)xx7^(0)

If alpha\ a n d\ beta are the roots of 4x^2+3x+7=0 then the value of 1/alpha+1/beta is a) 4/7 b) -3/7 c) 3/7 d) -3/4

If [2x+y,4x,5x-7 4x]=[7 7y-13 y x+6] , then the value of x+y is x=3 , y=1 (b) x=2 , y=3 (c) x=2 , y=4 (d) x=3 , y=3

Express the following as improper fractions : (a) (7) 3/4 (b) (5) 6/7 (c) (2) 5/6 (d) (10) 3/5 (e) (9) 3/7 (f) (8) 9/4

The value of int_a^b (x-a)^3(b-x)^4dx is (a) ((b-a)^4)/(6^4) (b) ((b-a)^8)/(280) (c) ((b-a)^7)/(7^3) (d) none of these