No because to get a proportional relationship you have to add the same number to all x to get y
79.8 is the discount of the price of an armchair that originally cost $266.00......... because 266.00÷30%=79.8
Answer:
Angle Addition Postulate
Step-by-step explanation:
Given:

Prove:

Proof:
1.
- Angle Addition Postulate
2.
- given
3.
- given
4.
- Substitution Property of Equality
5.
- Simplify
Answer:
4/27
Step-by-step explanation:
F(x) = 4(1/3)^x
Let x =3
F(3) = 4(1/3)^3
Exponents first
F(3) = 4 * 1/27
Then multiply
f(3) = 4/27
The values that make the denominator zero are not in the domain.
x²- 4x - 12 = 0
(x - 6)(x + 2) = 0
Answer: 6, -2