Solve (𝐷
2 + 1)𝑦 = sin 𝑥 sin 2𝑥
p ↔ q ≡ ~[(p ∨ q) ∧ ~(p ∧ q)]
prove that 4 root 2-2 is irrational
(25x_1+15x_2)/(x_1+x_2 )≤23
if 125^x = 1/5, find the value of x
Solve it by linear Programming
Maximise z = 2x, -3y
Subject to : 4x+5y less than40
2x+6y less than 24
3x-3y greater than 6
X ...
find the eigenvalues and the corresponding eigenvectors of the following matrix [ \begin{bmatrix} 6 & -2 & 2 \ -2 & 3 & -1 \ 2 & -...
If a shirt originally cost £40 and was reduced by 25%, what is the sale price?
