4.Find the value of `m`,if `|[4,m],[-3,5]|=8`

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

8.Find the value of (3^0+4^0+5^0)

Find the value of m, if the points (5,1), (-2,-3) and (8,2m) are collinear.

Find the value of m for which 5^m -: 5^(-3) = 5^5 .

Find the values of m and n if : 4^(2m)=(root(3)(16))^(-(6)/(n))=(sqrt(8))^(2)

If m=2 find the value of : (i) m-2 (ii) 3m-5 (iii) 9-5m (iv) 3m^2-2m-7

Find the value of m so that (-3)^(m+1)xx(-3)^5=(-3)^7

One root of the quadratic equation 8x^(2)+mx+15=0 is (3)/(4) . Find the value of m. Also, find the other root of the equation.

If m = 1, n = 2 and p = -3, find the value of : 2mn^(4)-15m^(2)n+p

Solve 2x+3y=11 and 2x 4y= 24 and hence find the value of 'm' for which y=m x+3 .