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What's the range of the function y= -2(2)^x+2
1 answer:
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Answer:
0.3876<p<0.4389
Step-by-step explanation:
-Given
-We calculate the proportion of surveys returned:
For a 99% confidence interval:
#The margin of error is calculated as;
The confidence interval are then:
Hence, the confidence interval is 0.3876<p<0.4389
Answer: {-14,-26}
Step-by-step explanation:
Let x be the number.
Given statements: If 20 is added to the number, the absolute value of the result is 6.
i.e. |x+20| =6
Since
So,
hence, set of values of x = {-14,-26}