xdivyne
xdivyne xdivyne
  • 26-04-2017
  • Mathematics
contestada

what is the solution set for the quadratic equation 4x^2 - 25 = 0

Respuesta :

Hermione13 Hermione13
  • 26-04-2017
X=2.5
X=-2.5 
I think. 
I hope this helps!
Answer Link
HuytPOl
HuytPOl HuytPOl
  • 26-04-2017
Throw -25 on the other side making it 4x^2 = 25
Then, divide 4 on both sides making it x^2 = 25/4
Now square root both sides, and get your answer
x = +/- (plus or minus) 5/2.

Hope this helps!
Answer Link

Otras preguntas

from a phone survey, a researcher determined that the true estimate for the proportion of voter who will elect the mayor is likely to be in the interval (0.39,
3.4 is 20% of what number?A) 6.8B)17C)8.5D)68
All rectangles are parallelograms, but not all parallelograms are rectangles. What does a rectangle have that a parallelogram doesn't?
Gravity: The force due to gravity is F=mg where g=9.80 m/s². A. Find the force due to gravity on a 41.63-kg object.
What is 85×3×4÷1+45-3×4=
ratio of 55 hours to 3 days
List the five key factors that eventually led to the convening of the constitutional convention?
calculate the area of the circle with a radius of 5
What is the solution to the following system of equations? y = −x2 − 5x − 4 y = −x2 + 9x − 18
Which of the following properties is generally the least useful I need identifying minerals?