9462163
176464
4526301
8536941
6s5 t x s4 t2
Two persons P and Q working together can do a piece of work in 18 days. Q alone can do it
in 36 days. Q started the work, and af...
1740622
7462019
9648524
20=-10+ $\frac{1}{2}$z
If 50 -a/11 = 58 then a = -88
24a^4/18b^7 * 66b^5/40a^3
210=x+x*x+x*x*x
x?
Find the extreme values of the function f(x, y) = x
2 + 3x y
2 − 15x − 12 y.
43=3- $\frac{5}{9}$z
