3x × 33x = ?


Here we will do more than give you the solution to 3x × 33x. We will also explain and teach you how we came up with the answer, so you can understand it and solve similar problems in the future without help.

In this problem, 3 and 33 are the coefficients and two Xs are the variables. When a coefficient is next to a variable there is an invisible multiplication sign. So you could rewrite the problem as follows:

3 × x × 33 × x =

So now you can multiply what are the same. You can multiply the coefficients together and the x variables together as follows:

3 × 33 = 99

x × x = x2

Then you put the answers together and make the multiplication sign invisible again to get the following answer:

3x × 33x = 99x2


If you multiply two same variables with exponents, you simply keep the variable and add the exponents. Also x with no exponent is the same as x1.

Here are some problems with answers that you should know based on what you learned on this page:

3x × 33x2 = 99x3

3x × 33x3 = 99x4

3x × 33x4 = 99x5

3x2 × 33x = 99x3

3x2 × 33x2 = 99x4

3x2 × 33x3 = 99x5


X times X Calculator
For other numbers, go here for our popular "X times X Calculator.

What is 3x times 34x
Do you think you can do it on your own now? If so, try the next problem on our list.






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