Question

Разложи на множители:
a) x^2-3x+2
б)4x^2+7x+3

Answer 1

a) x²-3x+2=x²-x-2x+2=x(x-1)-2(x-1)=(x-1)(x-2)
б)4x²+7x+3=4x²+4x+3x+3=4x(x+1)+3(x+1)=(x+1)(4x+3)