3x^3 x 4x^2 = 12x^5
3x^3 x 1 = 3x^3
2x^2 x 4x^2 = 8x^4
2x^2 x 1 = 2x^2
1x x 4x^2 = 4x^3
1x x 1 = 1x
12x^5 + 3x^3 + 8x^4 + 2x^2 + 4x^3 + 1x
Simplify
12x^5 + 7x^3 + 8x^4 + 2x^2 + 1x
Thus, answer is B
Hope this helps!
Sorry but grade math is this so I can have a better understanding
Answer:
195 sq cm
Step-by-step explanation:
15 x 15 = 225
----------------------
3(8) + 2(3) = 30
----------------------
225 - 30 = 195 sq cm
The measuring unit is the standard unit of a quantity
The measuring unit of size 0.001 is represented by one millionth circle
<h3>How to determine the unit of base 0.001</h3>
The basic measuring unit in base 7 is given as:
49 circles
The above can be represented as:
Base 7 = 49 circles
Represent the base with n.
So, we have the following rule

For measuring unit 0.001, we have:

Evaluate the square

This means that,
The measuring unit of size 0.001 is represented by one millionth circle
Read more about measuring units at:
brainly.com/question/16393390