Find the value of m for which `9^m div 3^(-2 ) = 9^4`

Find the value of m for which 4^m div 4^(-4 ) = 4^8

Find the value of m for which 7^m div 7^(-3) = 7^5

Find the value of x for which ((4)/(9)) ^(4) xx ((4)/(9)) ^(-7) = ((4)/(9)) ^(2x -1)

Find the value of m for which the lines mx+(2m+3)y+m+6=0 and mx+(2m+1)x+(m-6)y+9=0 intersect at a; point on y-axis.

Find the value of m ( m -1 )/3 - ( m -2 )/4 = 1

Find the value of "m for which the quadratic equation (m+1)y^(2)-6(m+1)y+3(m+9)=0,m!=-1 has equal roots.Hence find the roots of the equation.

Find the value of (-4m)^(3) div (1)/((2m)^(2))

Find the value of 1/2+3/5div9/10