2x+3/x = 1
32\frac{3}{2}23 - 23\frac{2}{3}32
12\frac{1}{2}21 + 13\frac{1}{3}31 + 15\frac{1}{5}51
0.505x-0.135y-0.27z=0.55
-0.72x+0.82z=0.8
-0.675x+0.775y=0.75
34\frac{3}{4}43 + 56\frac{5}{6}65
Can you proove that x*y+x*z+y*z can not be a square if x+y+z=3^m, where x,y,z,m are positive integers?
solve 8+w=6
y(5y-4)=0
The solution of
−1≤1−4t5
is
Select one:
a.
t≤1
.
b.
t≤−34
c.
t≤112
d.
t≥112
13\frac{1}{3}31 + 46\frac{4}{6}64
