the answer is b. insurance
Answer:
x ≈ 12.9
Step-by-step explanation:
In relation to the angle in this right triangle, the sides marked are the adjacent side and the hypotenuse. The relevant trig relation is ...
Cos = Adjacent/Hypotenuse
cos(72°) = 4/x
Multiplying by x/cos(72°), we have ...
x = 4/cos(72°)
x ≈ 12.9
Answer:
D. 60
Step-by-step explanation:
in one row, 6 bushes are planted.
18/3 = 6
10*6 = 60
Answer:

The value of r is 0.451
The percentage decrease is about 45.1%
Step-by-step explanation:
The given exponential function is 
Using the exponent rule, 

Now the value of 
Thus, we can rewrite the function as

Therefore, the function in form 

The value of r is 0.451
The percentage decrease is about 0.451 ×100 = 45.1%
Answer:
Graph ii and iii
Step-by-step explanation:
In graph ii and iii, every input has one and only output. Another way to check is by doing the vertical line test.