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 period of the trigonometric function f(x) = 3cos(4x) + sin(2x)?
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Question: In triangle ABC, if the angle bisector of angle A intersects side BC at point D, and AD is 6 cm, find the length of BD.
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What is the equation of the reciprocal function with a vertical asymptote at x = 3 and passes through the point (2, 1/2)?