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 surface area of a rectangular prism with dimensions 6 cm by 8 cm by 10 cm?
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Question: Evaluate the limit as x approaches 2 of (3x^2 + 2x - 1).