DayDay131
DayDay131 DayDay131
  • 02-06-2018
  • Mathematics
contestada

The equation 2x2 + 5x - 12 = 0 is factored. Each factor is set equal to zero. What are these two equations?

Respuesta :

Yikgaestudios Yikgaestudios
  • 02-06-2018
(2x-3)·(x+4)
1. 2x-3=0    x=3/22. x+4=0x=-4

Answer Link
caylus
caylus caylus
  • 02-06-2018
Hi,
[tex]2x^2+5x-12=0\\ \Rightarrow\ 2x^2+8x-3x-12=0\\ \Rightarrow\ 2x(x+4)-3(x+4)=0\\ \Rightarrow\ (x+4)(2x-3)=0\\ \Rightarrow\ x+4=0\ or\ 2x-3=0\\ \Rightarrow\ x=-4 \ or\ x= \dfrac{3}{2} \\ Sol=\{-4, \dfrac{3}{2}\} [/tex]

Answer Link

Otras preguntas

what do the four outer planets have in common
What does claudius accomplish in his opening speech?
Where was the nations capital located in 1796
Y varies inversely with the square of x and y=2 when x=6. Find y when x=2.
What is the temperature in degrees fahrenheit shown on the thermometer to the nearest integer
Name the idea that the people should vote to determine the future of slavery?
Draw a flowchart or write pseudocode to represent the logic of a program that allows the use to enter values for the width and length of a room's floor in feet.
Does connecticut have slaves why or why not? Can you help me? Thankyou godbless☺️
A cart travels down a ramp at an average speed of 5.00 centimeters/second. What is the speed of the cart in miles/hour? (Remember there are 100 centimeters per
During the Civil Rights era, "Freedom Riders" A) were used to help spread propaganda. Eliminate B) were used in the Montgomery Bus Boycott. C) came to Selma