Asked by Anonymous
The temperature, t, in degrees Fahrenheit, in a certain town on a certain spring day satisfies the inequality | t - 24 | is less than or equal to 30. Which of the following temperatures, in degrees Fahrenheit, is NOT in this range?
F. -10
G. -6
H. -5
J. 0
K. 54
F. -10
G. -6
H. -5
J. 0
K. 54
Answers
Answered by
Jai
| t - 24 | ≤ 30
There are two cases here: positive and negative:
case I: positive
t - 24 ≤ 30
t ≤ 30 + 24
t ≤ 54
case II: negative
-(t - 24) ≤ 30
-t + 24 ≤ 30
24 - 30 ≤ t
-6 ≤ t
We get the intersection of these solution:
-6 ≤ t ≤ 54
Now from the choices, which of them is not included in this set?
There are two cases here: positive and negative:
case I: positive
t - 24 ≤ 30
t ≤ 30 + 24
t ≤ 54
case II: negative
-(t - 24) ≤ 30
-t + 24 ≤ 30
24 - 30 ≤ t
-6 ≤ t
We get the intersection of these solution:
-6 ≤ t ≤ 54
Now from the choices, which of them is not included in this set?
Answered by
Anonymous
hgh
Answered by
Mya
I'm confused
Answered by
ruu
-10
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