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 maximum value of the quadratic function f(x) = x^2 over the domain of all real numbers?
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What is the value of sinh(3) - tanh(2) + coth(1) ?
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Find the maximum value of f(x) = 5cos(2x) - 3sin(x) for x ∈ [0, π/2].