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 probability of getting exactly 4 heads in 8 coin flips, given that each flip has a 50% chance of landing heads?
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What is the maximum value of the function f(x) = 3x^2 - 2x + 5 in the interval [0, 5]?
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What is the sum of the mixed number 2 and 1/3, the prime factorization of 48, and the square root of 144?