Answer:

General Formulas and Concepts:
<u>Calculus</u>
Limits
- Limit Rule [Variable Direct Substitution]:

Differentiation
- Derivatives
- Derivative Notation
The definition of a derivative is the slope of the tangent line: 
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify.</em>
<em />
<u>Step 2: Differentiate</u>
- [Function] Substitute in <em>x</em>:

- Substitute in functions [Definition of a Derivative]:

- Simplify:

- Evaluate limit [Limit Rule - Variable Direct Substitution]:

- Simplify:

∴ the derivative of the given function will be equal to 4 divided by x².
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Learn more about derivatives: brainly.com/question/25804880
Learn more about calculus: brainly.com/question/23558817
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Topic: AP Calculus AB/BC (Calculus I/I + II)
Unit: Differentiation
Well, if 80% of 60 is 48, and 48x5 is 240, 80% of 60 is 240.
Answer: 240
Hope this helps! Xo
Answer:
x = -2
y = 7
Step-by-step explanation:
x+y=5
y=7
x+y=5
x + 7 = 5
x = -2
x+y=5
-2 + y = 5
y = 7