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Select Lessons (13)
Algebra.
Elementary Probability.
Elementary Statistics
FRACTIONS: Fractions & Decimals.
NUMBER & NUMERATION: Integers
NUMBER & NUMERATION: Interest - Simple And Compound
NUMBER & NUMERATION: Irrational Numbers
NUMBER & NUMERATION: Natural Numbers
NUMBER & NUMERATION: Rational Numbers
NUMBER & NUMERATION: Real Numbers
Number Order
Points, Lines & Angles: Points
The Number Line
5/31 MCQs for:
NUMBER & NUMERATION: Irrational Numbers
Which of the following equations is true?
√2 + √2 = 2√2.
All are correct.
√3 - √3 = 0.
√5 × √5 = 5.
What is the approximate value of π?
3.41.
3.14.
2.14.
4.14.
If x = √7, which of the following is true?
x+x is rational.
x² is irrational.
x-1 is rational.
x² is rational.
What is the approximate value of e?
1.61803.
3.14159.
2.71828.
2.41421.
Which of the following is a property of irrational numbers?
They can be expressed as a fraction.
They are integers.
Their decimal expansion is repeating.
Their decimal expansion is non-terminating.
