125k views
2 votes
3.x2 + 42x = -24
Solve the equation by completing the square

2 Answers

5 votes
x= 7+√41,−7−√41
hope this helps!
User Regality
by
4.9k points
3 votes

Answer:Exact Form: x = ± √ 41 − 7

Decimal Form:

x = − 0.59687576 … , − 13.40312423 …

Step-by-step explanation:Use the formula

in order to create a new term. Solve for x by using this term tocompletethe square.

Exact Form: x = ± √ 41 − 7

Decimal Form:

x = − 0.59687576 … , − 13.40312423 …

User Reiss Johnson
by
5.6k points