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21 votes
21 votes
I really need help!!!

Solve each equation by using the Quadratic Formula. Round to the nearest tenth
if necessary.
72. x²-25=0
75. 2r²+r- 14 = 0
73. r²+25=0
76. 5v^2-7v = 1

I really need help!!! Solve each equation by using the Quadratic Formula. Round to-example-1
User Tuomas Toivonen
by
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1 Answer

8 votes
8 votes

Answer:

72. 5

73. -5

74.r =2.40753645…,−2.90753645

75. v =1.53066238…,−0.13066238

Explanation:

User Klaus Nji
by
2.6k points