Multiplication is a way of adding the same number multiple times. When you multiply 3×3, you're adding the number 3 three times:
3×3=3+3+3=9
So, 3×3=9 means that you're taking three groups of three, which equals 9 in total.
Frequently asked questions (FAQs)
What is the integral of ∫(2x^3 + 5x^2 - 3x + 7) dx using the power rule?
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What is the standard deviation of the following set of numbers: 10, 15, 20, 25, 30, 35, 40?
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What is the mean, mode, median, range, and average of the set {10, 15, 20, 25, 30}?