Two more than a certain membership is 15 less than twice the number
1 answer:
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Answer:
The estimate for the proportion of Americans over 33 who smoke is 0.28.
Step-by-step explanation:
Proportion of Americans over 33 who smoke.
Number who smoke divided by the size of the sample.
In this question:
Sample of 1267.
913 don't smoke, so 1267 - 913 = 354 smoke. Then
The estimate for the proportion of Americans over 33 who smoke is 0.28.
Answer:
Reference angle is and tan
= -1
Step-by-step explanation:
lies in the 4th quadrant
and reference angle for angle in 4th quadrant is 2π - x , where x is the angle given.
and reference angle for is
2π- =
and tan = -tan
= -1
Since tan is negative in 4th quadrant ,therefore value will be negative for the given angle.
Answer:
The answer is option A
Step-by-step explanation:
<h3>Using the rules of indices
That's
<h3>Simplify the expression
We have
<h3>Again using the rules of indices
That's
<h3>The final answer is
<h3>Hope this helps you