-6x-4y=10 and -5x-2y=-5
log2(2x+3)=2 find x
∑n=1+∞(3n(n+3)+12n)
2629441.9643
2414871.8958
2241608.9116
2751795.6181
3238472.3621
3884354.4409
12426351.5
.12256569
9115622...
Solve the differential equation
d
2y
dx
2
+
dy
− 2y = 4
2751795÷6181
3238472÷3621
38843544409
9115622....
1.8= $\frac{x}{10.5}$
-6x-4y=10 and -5x-2y=-5-system of equation
Let A = {n : n = 4k + 1 for some k ∈ Z} and B = {n : n = 4k − 3 for some k ∈ Z}. Prove A = B