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 are the key characteristics of the cotangent function f(x) = cot(x)? Characteristics include: period of π, symmetric about x-axis, asymptotes at x = nπ, where n is an integer, and range of all real numbers except x = nπ.
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Math question: What is the sum of the first 10 terms of an arithmetic sequence with a first term of 4 and a common difference of 3?
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Math Question: What is the result of factoring the expression 2x² - 8x + 6 using the distributive property?