(1/2)(2x+5)-(1/3)x=x-1
[-8×2/7+11]/2/7+1
Prove that 2/π ≤ sinx/x ≤ 1 for all x ∈ (0, π/2).
3∛250+4∛192−2∛24−∛128
8= 56x+72y find x and 7
Three persons Soham, Puneet, Chetan whose salaries together amount to Rs, 6,44,000 spends 75, 80 and 60 percent of their salaries ...
8= 56x+72y find x
300+x/2=260
Solve by componendo dividendo property √x²+1-√x²-1/√x²+1+√x²-1=1/2
(A+X*p)/(B-Y)=(C-Z)/(D+Y*q)
Y = (B*X*p)/(A+X*p)
Z = (C*Y*q)/(D+Y*q)
X=?
