Answer:
None
Step-by-step explanation:
There are actually 2 answers, 3 and -3. Although if you put it in a calculator, it would show "math error" or undefined. That's because the index is even (4) and the radicand is negative (-81)
12. If this isn't right, please tell me and I will fix it.
Step-by-step explanation:
Answer: 42.21 km
Step-by-step explanation:
We can solve this using trigonometry, since we have the following data:
is the the angle of elevation
is the horizontal distance between the plane and the radar station
is the hypotenuse of the right triangle formed between the radar station and the airplane
Now, the trigonometric function that will be used is <u>cosine</u>:
because 
is the adjacent side of the right triangle
Finding :
Answer:
it gets almost 3 pages but it gets 2 pages per minute
Step-by-step explanation:
$4.50.
Total with tax = 1.06x = 16.43
X = 15.50 = total before tax
15.50 - 6.50 = 9 = amount spent on both bottles.
9/2 = 4.5 = amount spent on one bottle.
