Radical Equations and Extraneous Roots Answers
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1
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Determine the solution for the following equation:
A
x = 3B
x = 5C
x = 13D
x = 652
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What is the solution of ?
A
x = 2B
x = 3C
x = 2 or x = 3D
no solution3
Which equation is equivalent to ?
A
x + 11 = 225B
x + 121 = 225C
StartRoot x EndRoot = 15 + 11
D
StartRoot x EndRoot = 15 minus 11
4
Which of the following is an extraneous solution of ?
A
x = –8B
x = –2C
x = 2D
x = 85
What is the solution of ?
A
x = 6B
x = 72C
x = 126D
no solution6
What is the solution of ?
A
x = twelve-fifths
B
x = negative twelve-fifths
C
x = –6 or x = –3D
no solution7
Which equation is equivalent to ?
A
x + 9 = x + 10B
x + 9 = x2 + 20x + 100C
x2 + 81 = x2 + 100D
x2 + 81 = x2 + 20x + 1008
What is the solution of ?
A
x = –8 or x = –1B
x = –8C
x = –1D
no solution9
Which of the following is a radical equation?
A
x + StartRoot 5 EndRoot = 12
B
x squared = 16
C
3 + x StartRoot 7 EndRoot = 13
D
7 StartRoot x EndRoot = 14
10
Which of the following is an extraneous solution of ?
A
x = –6B
x = –1C
x = 1D
x = 6Did you find these answers helpful?
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