37.92÷
1-5×(2)^2
49^3/2
w
a^2 - b^2
3/7+x/3=11/14
3x/4y-2z-2x/z-2y+5/3z-6y
a train runs x km at an average speed of k1 km/h and y km at an average speed of k2 km/h. the average speed of the train for the t...
xsquared-3x-4=0
Find d
2
y
dx2
of the following functions:
a. x
3 + y
3 = 1
1/6+2/3+1/4
