If `5^(3x)=\ 125\ ` and `10^y=0. 001` find `x\ a n d\ y`

If 5^(3x)=125 and 10^(y)=0.001 find x and y

5) 3x-4y=-7;5x-2y=0 find x and y

If 3x+5y=11\ a n d\ x y=2, find the value of 9x^2+25 y^2

Given system of simultaneous equations 2^x\ . 5^y=1\ a n d\ 5^(x+1). 2^y=2. Then - (a) . x=(log)_(10)5\ a n d\ y=(log)_(10)2 (b) . x=(log)_(10)2\ a n d\ y=(log)_(10)5 (c) . x=(log)_(10)(1/5)\ a n d\ y=(log)_(10)2 (d) . x=(log)_(10)5\ a n d\ y=(log)_(10)(1/2)

Given system of simultaneous equations 2^x\ . 5^y=1\ a n d\ 5^(x+1). 2^y=2. Then - (a) . x=(log)_(10)5\ a n d\ y=(log)_(10)2 (b) . x=(log)_(10)2\ a n d\ y=(log)_(10)5 (c) . x=(log)_(10)(1/5)\ a n d\ y=(log)_(10)2 (d) . x=(log)_(10)5\ a n d\ y=(log)_(10)(1/2)

If 5x - 4y = 7 and xy =8 , find : 125x^3 - 64y^3 .

If 2[3 4 5x]+[1y0 1]=[7 0 10 5] , find x and y .

Find the product \ 3y(x y+y^2) and find its value for x=4\ a n d\ y=5.

Add the following: (i) 3x+2y\ a n d\ x+y (ii) x+y+3\ a n d\ 3x+2y+5 (iii) 2x+3y+z\ a n d\ 2x-y-z

Add the following: 3x+2y\ a n d\ x+y (ii) x+y+3\ a n d\ 3x+2y+5 2x+3y+z\ a n d\ 2x-y-z