Solve each equation. x^2=4-2x

dizxindlert7 2022-09-12 Answered
Solve each equation.
x 2 = 4 2 x
You can still ask an expert for help

Expert Community at Your Service

  • Live experts 24/7
  • Questions are typically answered in as fast as 30 minutes
  • Personalized clear answers
Learn more

Solve your problem for the price of one coffee

  • Available 24/7
  • Math expert for every subject
  • Pay only if we can solve it
Ask Question

Answers (1)

Krista Leon
Answered 2022-09-13 Author has 12 answers
Given,
x 2 = 4 2 x x 2 + 2 x = 4 x 2 + 2 x + 1 = 4 + 1 ( x + 1 ) 2 = 5 x + 1 = ± 5 x = 1 ± 5
Therefore, the solutions of the given equation are : x = 1 ± 5

We have step-by-step solutions for your answer!

Expert Community at Your Service

  • Live experts 24/7
  • Questions are typically answered in as fast as 30 minutes
  • Personalized clear answers
Learn more

You might be interested in

asked 2020-10-18
Find a least squares solution of Ax=b by constructing and solving the normal equations.
A=[311114],b[111]
x=?
asked 2021-05-13

A movie stuntman (mass 80.0kg) stands on a window ledge 5.0 mabove the floor. Grabbing a rope attached to a chandelier, heswings down to grapple with the movie's villian (mass 70.0 kg), whois standing directly under the chandelier.(assume that thestuntman's center of mass moves downward 5.0 m. He releasesthe rope just as he reaches the villian).
a) with what speed do the entwined foes start to slide acrossthe floor?
b) if the coefficient of kinetic friction of their bodies withthe floor is 0.250, how far do they slide?

asked 2022-09-17
Two friends, Kennedy and Carson, had just bought their first cars. The equation y = 23.2 x represents the number of miles, y, that Kennedy can drive her car for every x gallons of gas. Carson uses 3 gallons of gas to drive 127.5 miles in his car.
Use the dropdown menu and answer-blank below to form a true statement.
asked 2022-09-14
The temperature T, in celsius, of an object removed from a freezer is determined by the formula dT dt = -k(T – TO) for a constant k and To is the room temperature and t is in hours. What are the units of k?
asked 2020-11-09
If x is a real number, for what values of x is the equation (3x6)(x2)1=3 true.
F. all values of x G. some values of x H. no values of x l. impossible to determine
asked 2022-08-09
Using the following set of data, find the sample standard deviation:
6 , 12 , 11 , 11.
Select answer below
8.7
5.7
6.7
2.7
1.7
asked 2022-07-14
A triangle contains angles measuring 28 and 37 how many degrees is the third angle of the triangle