24
22
20
16
Correct answer is D
2(\(x^2 - y^2\))
= 2(x + y)(x - y)
= 2(3 + (-1))(3 - (-1))
= 2(2)(4) = 16
Factorize the expression 2y\(^2\) + xy - 3x\(^2\)...
In the diagram, XZ is the diameter of a circle's radius \(\frac{5}{2}\). If XY is 4cm, then the ...
The line \(3y + 6x\) = 48 passes through the points A(-2, k) and B(4, 8). Find the value of k....
The variance of the scores 1, 2, 3, 4, 5 is ...
In the diagram, POS and ROT are straight lines. OPQR is a parallelogram, |OS| = |OT| and ∠O...
Express 1 + 2 log10\(^3\) in the form log10\(^9\) ...
If the surface area of a sphere increased by 44%, find the percentage increase in diameter ...