What is the value of the expression (23)2?
Choose an answer to see the worked solution.
Worked solutionThe base is 23 and the exponent is 2, so 23 is used as a factor 2 times: 23 × 23. Multiply the numerators and multiply the denominators: 2 × 2 = 4 and 3 × 3 = 9. The value is 49. Doubling only the numerator would give 46, which is not squaring.
