Please help! I really don’t understand this and I need to do this for homework
1 answer:
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Answer:
B. The absolute value parent function
Step-by-step explanation:
Referred to as absolute value, the value inside the bars is measured in terms of its distance from 0. Therefore:
In essence, a negative value within the bars becomes positive, while a positive value remains positive.
Answer: 37
Step-by-step explanation:
Given : Significance level :
Critical value :
margin of error : E= 1 mile per gallon
Population standard deviation: miles per gallon.
We know that when the population standard deviation is known then the formula to find the sample size is given by :
[Round to the next whole number.]
Hence, the required number of automobiles should be used in the test = 37
tan 44 = h/ x
x = 15 ft * sin 26
so
h = x * tan 44
= (15 ft * sin 26) (tan 44 )
so the anser is D
hope this would help you
