Find : `[6!]/[2xx4!]`

Find : 3xx(10+5)+(48-:6)-:4-7

Find a 2xx2 matrix B such that B[(1,-2),( 1, 4)]=[(6, 0),( 0, 6)] .

Find: (i) 0.2 xx 6 (ii) 8 xx 4.6 (iii) 2.71 xx 5 (iv) 20.1 xx 4 (v) 0.05 xx 7 (vi) 211.02 xx 4 (vii) 2 xx 0.86

Find the values of each of the following : (2^(-1)xx\ 4^(-1))-:2^2 (ii) (5^(-1)xx\ 2^(-1))-:6^(-1)

Find a 2xx2 matrix A such that A[(1,-2),( 1, 4)]=6I_2 .

Simplify : (1/2xx1/4)+\ (1/2xx\ 6)

Find the sum 3/(1xx2)xx1/2+4/(2xx3)xx(1/2)^2+5/(3xx4)xx(1/2)^2+ ton terms.

Find the value of n, given : (2xx4^(3)xx2^(n-4)xx3xx2^(n+2))/(3^(3)xx2^(16))=(2)/(9)

Evaluate the following 18xx2-:6xx4-:3

find the value of n, given : (4^(n-2)xx2^(n-5)xx6xx2^(n+3))/(3xx6^(2))=(4)/(18)