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 sum of 67, 89, and 146 divided by the product of 11 and 5?
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What is the second derivative of f(x) = sin(x) + 2x^3 - ln(x), using the chain rule?
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Find the limit as x approaches infinity of (2x^2 - x) / (5x^2 + 3x) using L'Hospital's Rule.