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)
Question: Find the vertex of the quadratic function f(x) = x^2.
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What is the solution to the inequality 3x + 2 < 17?
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What is the derivative of the logarithm of the sine of x, divided by the square root of x?