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 range of the cube root function when -3 ≤ x ≤ 5?
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What is the length of the opposite side in a right triangle if the hypotenuse is 10 units and the angle is 30 degrees?
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What is the domain of the trigonometric function f(x) = sin(2x) - cos(x) + tan(x) over the interval [0, π/4]?