You have two angles and the not included side of each triangle, so it's AAS.
I think the answer is letter c
Answer:
(k × f)(x) = 2x³ + x²
General Formulas and Concepts:
<u>Algebra I</u>
- Functions
- Function Notation
- Expand by FOIL
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
f(x) = x²
k(x) = 2x + 1
(k × f)(x) = k(x)f(x)
<u>Step 2: Find</u>
- Substitute in functions: (k × f)(x) = x²(2x + 1)
- Expand [FOIL]: (k × f)(x) = 2x³ + x²
(a)
3
1
5
2
3
9
1
-1
-1
Total: 22
(b) The actual total is $21.77 which rounds to $22, the same as the estimate, so the estimate is reasonable.
Answer:
35%
Step-by-step explanation:
I hope this helps! Let me know if i'm wrong please!