Find: `a) 4^-3`
b)`(-2)^7`
c)`(3/4)^-3`
`d) (-3)^-4`

Find: 4(3)/(7)-2(4)/(7)

Which of the following is not reciprocal of (2/3)^4? (3/2)^4 (b) (2/3)^(-4) (c) (3/2)^(-4) (d) (3^4)/(2^4)

The lines ax + by + c = 0, where 3a + 2b + 4c= 0, are concurrent at the point (a) (1/2 ,3/4) (b) (1,3) (c) (3,1) (d) (3/4 ,1/2)

Evaluate : a. (-1)^(7) b. (-1)^(10) c. (-3)^(3)xx(-2)^(2) d. (-3)^(4)

Choose the correct option 5/4-7/6-(-2)/3=\ (a) 3/4 (b) -3/4 (c) (-7)/(12) (d) 7/(12)

(2^3)^4 = (a) 2^4*3 (b) 2^3*4 (c) (2^4)^3 (d) none of these

15. For matrix A=[(2,3),(-4,5)] , (adjA)^T is equal to (A) [(5,-3),(4,2)] (B) [(5,4),(-3,2)] (C) [(5,3),(4,-2)] (D) [(5,-3),(-4,2)]

How many amino acids (A) and peptide bonds (B) are present in a tetrapeptide? (a) 4 - 4 (b) 3 - 4 (c) 4 - 3 (d) 3 - 3

If x/2+1/3=1, then x= (a) 3/4 (b) 4/3 (c) -3/4 (d) (-4)/3

The inverse of the matrix [(2,3),(-4,7)] is (A) [(-2,-3),(4,-7)] (B) 1/26 [(7,-3),(4,2)] (C) [(7,4),(-3,2)] (D) [(7,-3),(4,2)]