Answer:
5x² - 36x - 81
General Formulas and Concepts:
<u>Pre-Algebra</u>
- Order of Operations: BPEMDAS
<u>Algebra I</u>
- Combining Like Terms
- Standard Form: ax² + bx + c = 0
Step-by-step explanation:
<u>Step 1: Define expression</u>
5x² - 36x - 81
<u>Step 2: Simplify</u>
<em>We cannot simplify the expression down further.</em>
The contrapositive of the statement
is
.
So the contrapositive for this statement would be, "If a number is NOT divisible by 10, then it does NOT end with 0". ("not" capitalized for emphasis)
Answer:
63.62
Step-by-step explanation: A=πr^2=π·4.52≈63.61725