157k views
2 votes
Plz Help

Solve for x.

Use the completing the square method.

4x² + 2x = 7

Round decimals to the nearest tenth.

Enter your answers in the boxes.
x = or x=

User Rkkreddy
by
7.1k points

1 Answer

1 vote
we are asked in the problem to determine the value of x in the equation 4x² + 2x = 7 using completing the square method. in this case,

4x² + 2x = 7
x2 + 0.5 = 1.75
(x + 0.25)^2 - 0.0625 = 1.75
(x + 0.25)^2 = 1.8125
x+0.25=1.3462
x1 =1.0963
x2 =-1.5962
User Angi
by
7.8k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories