Answer:
General Formulas and Concepts:
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
Equality Properties
- Multiplication Property of Equality
- Division Property of Equality
- Addition Property of Equality
- Subtraction Property of Equality<u>
</u>
<u>Trigonometry</u>
- [Right Triangles Only] SOHCAHTOA
- [Right Triangles Only] tanθ = opposite over adjacent
- Inverse Trig
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify variables</em>
Angle <em>θ</em>
Opposite Leg = 31
Adjacent Leg = 42
<u>Step 2: Find Angle</u>
- Substitute in variables [tangent]:
- Inverse Trig:
- Evaluate:
- Round:
Answer:
x = 3
Hope that helps!
Step-by-step explanation:
Answer: 3.5 + 4t ≤ 39.5
Step-by-step explanation: To represent this situation we wrote an inequality.
Answer:
12
Step-by-step explanation:
14+8=22... 6 is two less than 8 so x is two less than 14. 6+14=18
Answer:
21
Step-by-step explanation:
when p is 4
p² + 5 = 4² + 5
16 + 5 = 21