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 271medium
If $$x = {\left( {0.25} \right)^{\frac{1}{2}}},$$ $$y = {\left( {0.4} \right)^2},$$ $$z = {\left( {0.216} \right)^{\frac{1}{2}}}$$ then-
Question 272medium
If x + y + z = 9, then the value of (x - 4)3 + (y - 2)3 + (z - 3)3 - 3(x - 4)(y - 2)(z - 3) is?
Question 273medium
If x = 999, y = 1000, z = 1001 then the value of $$\frac{{{x^3} + {y^3} + {z^3} - 3xyz}}{{x - y + z}}$$ is?
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Question 274medium
If 4(4x + 5) > 2x - 1 > 4x - 3, then the value of x is:
Question 275medium
If $$x + \frac{1}{x} = 3{\text{,}}$$ then the value of $$\frac{{{x^3} + \frac{1}{x}}}{{{x^2} - x + 1}}\,{\text{is?}}$$
Question 276medium
If x = 5 + 2√6, then what is the value of $$\sqrt x + \frac{1}{{\sqrt x }}?$$
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Question 277medium
If x2 + y2 + 2x +1 = 0, then the value of x31 + y35 is?
Question 278medium
If $$x + \frac{1}{x} = 5,$$ then what is the value of $${x^6} + \frac{1}{{{x^6}}}?$$
Question 279medium
If x4 + 2x3 + ax2 + bx + 9 is a perfect square where a and b are positive real numbers, then the value of a and b is?