Completing square
Solve the quadratic equation: m2=4m+20 using completing the square method.
Correct answer:

Tips for related online calculators
Are you looking for help with calculating roots of a quadratic equation?
You need to know the following knowledge to solve this word math problem:
algebraarithmeticplanimetricsGrade of the word problem
We encourage you to watch this tutorial video on this math problem: video1
Related math problems and questions:
- Exponential 3858
Determine m (solve the exponential equation - unknown in the exponent): 0.25 μm = 0.5
- Suppose 5
Suppose z5=2+3i and z6=6+9i are complex numbers and 3 z5 + 7 z6= m+in. What is the value of m and n?
- Function
For linear function f(x) = ax + b is f(19)=141; f(20)=168. Calculate m, if f(m) = 2018.
- Temperature linear fit
At 2:00 a.m., the temperature was -7°F. At noon the temperature was 18°F. What expression represents the increase in temperature?
- Together m+d
Aunt Jane would paint her apartment in 10 hours and her mother in 15 hours. How much do they paint it together?
- Together m+w
Women are 30%. Men are 360 more. How many are together?
- A group
A group of young men decides to raise ksh 480,000 to start a business. Before the actual payment was made, four members pulled out, and each of the remaining had to pay an additional ksh 20,000. Determine the original number of members.