(2x^2+3x)^2 -4(2x^2+3x)-5

Question

rewrite the expression and find it as four linear factors

 

Answer 1

(2x² + 3x)² - 4(2x² + 3x) - 5

let u = 2x² + 3x

u² - 4u + 5

(u - 5)(u + 1)

(2x² + 3x - 5)(2x² + 3x + 1)

 

Can you factor?