Distributive, carry the number 2 to the x and the y leaving 2x+2y
The result of the multiplication in scientific notation is given by:

<h3>What is scientific notation?</h3>
A number in scientific notation is given by:

With the base being
.
When we multiply two numbers in scientific notation, we multiply the bases and add the exponents.
For this problem, the numbers are given by:

The result of the multiplication is given by:

The result of the multiplication in scientific notation is given by:

More can be learned about scientific notation at brainly.com/question/16394306
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Answer:
12-2n
Step-by-step explanation:
Difference means to subtract
Times means to multiply
A number would be the variable
Answer:
154cm squared
Step-by-step explanation: