Sapphire9004
Sapphire9004 Sapphire9004
  • 02-12-2019
  • Mathematics
contestada

3x² + 7x - 5 + 2x²
Simplify

Respuesta :

harshapuranik179
harshapuranik179 harshapuranik179
  • 02-12-2019

Answer:

3x^2 + 7x - 5 + 2x^2

= 5x^2 + 7x - 5 (a=5, b=7, c=-5)

x = (-b+/- √(b^2 - 4ac))/2a

= (-7+/- √(49+100))/10

= (-7+√149)/10, (-7-√149)/10

Hope this helps!

Answer Link

Otras preguntas

Please help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Water in the atmosphers is in its gas form and is called water vapor. Where does most of the water vapor in the atmosphere evaporate from?
Write a short response comparing pros and cons of reading music sheets and playing by ear
what is 13 + 2x =6x -7
What is the slope of this line? Y=-2x+6 Slope=?
if u play or know abt baseball help me with this
Which component of a galaxy is found in the space between the stars and gives the appearance of bright, colorful clouds?(2 points) 1. Clouds 2. Gas 3. Object 4.
A rectangle has a length of x + 5 and a width of 2x - 9. Using the formula for the perimeter of a rectangle, P = 2L + 2W, write an expression to represent the p
what is the difference between myoglobin and hemoglobin​
In what ways does the Civil Rights Movement continue today? *3 sentences*