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3 votes
Solve the following quadratic equation.

4x^2-10=186



x = -10 and 10

x = -7 and 7

x = -4 and 4

x = -6 and 6

2 Answers

3 votes

Answer:

B. x= -7 and 7

Explanation:

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User Odaym
by
8.3k points
3 votes

Answer:

x = -7 and 7

Explanation:

4x^2-10=186 add 10 on each side

4x^2 =196 divide by 4 on each side

x^2 = 49 take a √ on each side

x = -7,7

User Yellowsir
by
8.4k points

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