is x=4, y=0 the solution of y-4=0
400 divided by 64
500-206.5
if u=x^3*y*e^z where x=t y=t^2 z=logt then find du/dt
3+4x= 6+8x+3
400 dividedby6dividedby64
sin(8 times x)=0.817
simplify 7xy squared - 4xy - 4x +9xy -4x
find the q r decomposition of this matrix
2 -1 1
1 3 -2
0 1 -2
30-0.5