Tata94 Tata94
  • 12-03-2015
  • Mathematics
contestada

Solve each polynomial equation by factoring 4x^3+7x^2-5x=6

Respuesta :

konrad509
konrad509 konrad509
  • 12-03-2015
[tex]4x^3+7x^2-5x=6\\ 4x^3+7x^2-5x-6=0\\ 4x^3+8x^2-x^2-2x-3x-6=0\\ 4x^2(x+2)-x(x+2)-3(x+2)=0\\ (4x^2-x-3)(x+2)=0\\ (4x^2-4x+3x-3)(x+2)=0\\ (4x(x-1)+3(x-1))(x+2)=0\\ (4x+3)(x-1)(x+2)=0\\ x=-\dfrac{3}{4} \vee x=1 \vee x=-2[/tex]
Answer Link

Otras preguntas

I'm doing some maths homework and need some help. It's Pythagorean
help me please please
26.) A 20-N force applied to the to the handle of a door produces a 44-N output force. What is the AMA of the handle? Show your work. please help me asapcan som
6(b-5)=12 A 7/8 B 17/6 C 3 D 7 Tell me how you got it plzz
After gaining independence from Mexico, Texas petitioned to join the A) mexican army B) united states C) Indian territories. However, Northerners were opposed t
All fungi are A) eukaryotes and autotrophic. B) prokaryotes and autotrophic. C) eukaryotes and heterotrophic. D) prokaryotes and heterotrophic.
Which statement is true? Respiratory therapists have completed a two-year associate’s degree. Respiratory technicians have completed a residency. Respiratory te
Did the world start with day or night
which type of animal does the lemur belong in
What was the goal of middle Eastern nationalism