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 scalar product of vectors A = (1, 2, 3) and B = (4, 5, 6)?
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What is the maximum value of the function f(x) = 2x^3 - 12x^2 + 16x on the interval [-2, 6]?
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What is the radian measure of an angle subtended by an arc of length 3 cm on a circle with radius 2 cm?