Answer:
1) Isosceles
2) Scalene
3) Scalene
Step-by-step explanation:
The 1st choice is isosceles because 2 side lengths are equal.
The 2nd and 3rd choice are scalene because none of the sides equal the other sides.
Answer:
D
Step-by-step explanation:
trust me
Answer:
7x the answer i think
Step-by-step explanation:
Answer:
a) increase by 4%
b) $ 98.54
Step-by-step explanation:
The given function is

We can rewrite this function as

Therefore the cost of the chemical increase over time by 4%
b) We want to find how much an ounce of the chemical cost in 2018.
Since 2010 to 2018, 8 years have passed.
We substitute x=8 to get:


Cos 57 it has to add up to 90