68.7k views
4 votes
3x^2 + 7 = 28

±7

±√7

7

-7

2 Answers

3 votes

Answer:

Explanation:

User Andrew Peters
by
5.2k points
1 vote

Answer:

B ±√7

Step-by-step explanation: Positive sqr rt of y

User Cristan
by
5.2k points
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