Can anyone help me with angles of elevation and depression
1 answer:
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Answer:
-3/2
Step-by-step explanation:
In the picture attached, the complete question is shown.
The expression is:
You can rewrite the first term, expressing the division as a multiplication, that is, inverting the fraction in the denominator, as follows:
The addition of a negative fraction is simply the subtraction by that fraction:
Which can be simplified dividing by two both numerator and denominator:
Answer:
The answer to your question is AC = 9.9
Step-by-step explanation:
To solve this problem use trigonometric functions. The trigonometric function that relates the hypotenuse and the adjacent side is cosine.
cos α =
Solve for hypotenuse
Substitution
hypotenuse =
Simplification and result
hypotenuse = 9.85
Answer:
The number of texts she can have is less than 600.
Step-by-step explanation:
Total monthly charge
30 + 0.05 for each text.
So, for x tests, the charge is:
Write an inequality to represent the # of texts she can have?
It has to be under 60, so:
The solution is:
The number of texts she can have is less than 600.