Advanced MathEasyNonzero solution of a square equal to a multiple
Advanced Math practice question
If x² = 2x and x is not 0, what is the value of x?
Answer: 2
Dividing both sides by x gives x = 2.
Common wrong answers
- If you answered 0
- 0 is excluded by the question.
- If you answered 1
- 1 gives 1 and 2.
- If you answered 4
- 4 gives 16 on the left and 8 on the right.
More Advanced Math questions
- Easy
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For x > 0, which of the following is equivalent to ∛(x⁵) ? - Easy
The function h is defined by h(x) = (x − 6)(x + 2). What is one value of x for which h(x) = 0 ?
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