Question

V) Subtract 8x² – 3x + 4 from -10 x² + 4x-5.​

Answer 1

$\left(-10x^2+4x-5\right)-\left(8x^2-3x+4\right)$

$=-10x^2+4x-5-\left(8x^2-3x+4\right)$

$=-10x^2+4x-5-8x^2+3x-4$

$=-18x^2+7x-9$