Solved

Solve
- x=4x+21x = \sqrt { 4 x + 21 }

Question 83

Multiple Choice

Solve.
- x=4x+21x = \sqrt { 4 x + 21 }


A) −3,7- 3,7
B) 3,7
C) −7- 7
D) 7

Correct Answer:

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