`(64)^4-:(8)^5=?` `(8)^8` b. `(8)^2` c. `(8)^(12)` d. `(8)^4`

(sqrt8)^6xx(64)^3div(8)^?=(8)^5

(64)^(-(1)/(2))-(-32)^(-(4)/(5))=?(1)/(8)b*(3)/(8)c*(1)/(16)d(3)/(16)e none of these

((64-38)xx4)-:13=?(a)4(b)1(c)8(d)2(e)5

A fraction equivalent to 8/(12) is (a) (8+4)/(12+4) (b) (8-:4)/(12-:4) (c) (8-4)/(12-4) (d) None of these

A fraction equivalent to 8/(12) is (8+4)/(12+4) (b) (8-:4)/(12-:4) (c) (8-4)/(12-4) (d) None of these

14.4xx16.5xx8=?(a)1908.0(b)1900.8 (c) 1912.4 (d) 1924.8

(19)^(12)xx(19)^(8)-:(19)^(4)=(19)^(?)6b.8c.12d24

Write D_x for the following simultaneous equations 3x+4y=8,x-2y=5 a) |(3,4),(1,-2)| b) |(8,4),(5,-2)| c) |(4,8),(-2,5)| d) |(3,8),(1,5)|

If f(x)=x^(2)+4x-5andA=[(1,2),(4,-3)] , then f(A) is equal to a) [(0,-4),(8,8)] b) [(2,1),(2,0)] c) [(1,1),(1,0)] d) [(8,4),(8,0)]