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 dot product of vectors u = (a, b, c) and v = (d, e, f)?
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Find the domain of the function f(x) = sin(2x) + cos(x) - tan(x) in terms of radians.
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What is the measure of angle A if angle A is complementary to angle B, and angle B measures 40 degrees?