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Solve 4r2 – 9 = 91. A:{±3} B:{±4} C:{±5} D:{±6}

Solve 4r2 – 9 = 91. A:{±3} B:{±4} C:{±5} D:{±6}
asked 112k views
5 votes
Solve 4r2 – 9 = 91.
A:{±3}
B:{±4}
C:{±5}
D:{±6}

asked
User Shababb Karim
by
8.8k points

1 Answer

6 votes

Answer:

b

Explanation:

subtratc , find the value of R .

answered
User Seattle Leonard
by
7.6k points
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