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)
Find the derivative of y = 3sin(2x) + 4cos(3x) + tan(x)
+
What is the vertex form equation of a quadratic function with a vertex at (-2, 4)?
+
What is the resulting displacement when a vector of magnitude 10 units is added to another vector of magnitude 7 units at an angle of 45 degrees?