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)
Math question: Find the absolute extrema of the function f(x) = 3x^4 - 8x^3 + 12x^2 + 2x over the interval [-2, 2].
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What is the scientific notation form of 123,456,789,012,345,678,910,111?
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What is the range of the sine function when the angle is between -pi/2 and pi/2 inclusive?