Algebra MCQs
Practice free Algebra multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 542 questions — no login required.
Question 73easy
If $${a^{\frac{1}{3}}} = 11,$$ then the value of a2 - 331a is?
Question 74easy
If a2 + b2 + c2 + $$\frac{1}{{{a^2}}} + \frac{1}{{{b^2}}} + \frac{1}{{{c^2}}} = 6,$$ then what is the value of a2 + b2 + c2?
Question 75easy
If $$a + b = 2c,$$ find $$\frac{a}{{a - c}}$$ + $$\frac{c}{{b - c}}$$ = ?
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Question 76easy
If x = y + z then x3 - y3 - z3 is?
Question 77easy
If (4x + 2y)3 + (4x - 2y)3 = 16(Ax3 + Bxy2), then what is the value of $$\frac{1}{2}\left( {\sqrt {{A^2} + {B^2}} } \right)?$$
Question 78easy
If $${a^3} + \frac{1}{{{a^3}}} = 2{\text{,}}$$ then the value of $$\frac{{{a^2} + 1}}{a}$$ is (a positive number) ?
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Question 79easy
If $$x + \frac{1}{x} = \sqrt {13} {\text{,}}$$ then $$\frac{{3x}}{{\left( {{x^2} - 1} \right)}}$$ equal to?
Question 80easy
If $$n + \frac{2}{3}n + \frac{1}{2}n + \frac{1}{7}n = 97{\text{,}}$$ then the value of n is?
Question 81easy
x is a negative number such that k + k-1 = -2, then what is the value of $$\frac{{{k^2} + 4k - 2}}{{{k^2} + k - 5}}?$$