Multiplication is a way of adding the same number multiple times. When you multiply 3Γ3, you're adding the number 3 three times:
3Γ3=3+3+3=9
So, 3Γ3=9 means that you're taking three groups of three, which equals 9 in total.
Frequently asked questions (FAQs)
Math Question: Find the extrema of the function f(x) = 2x^3 - 3x^2 - 12x on the interval [-5, 5].
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What is the value of f(x) = 3x^2 - 2x + 5, when x = 4?