4) Jose paid $4.98 in sales tax on an item that cost $62 before tax.
2 answers:
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Answer:
3/20 m²
Step-by-step explanation:
Here is the complete and clear question :
Evan bought A rectangular doormat that was 1/2 a meter long and 3/10 a meter wide. What is the area, in square meters, of the doormat?
<u><em>Characteristics of a rectangle </em></u>
- A rectangle is a quadrilateral
- It has two parallel sides
- the diagonals of a rectangle bisect each other and they are equal in length
Area of a rectangle = length x breadth
Area of the rectangular doormat = ×
=
m²
To solve for the inverse
1. replace f(x) with y
2. switch all x with y and y with x
3. solve for y
4. replace y with
replace
switch
solve
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replace
1. replace f(x) with y
2. switch all x with y and y with x
3. solve for y
4. replace y with
replace
switch
solve
replace