Answer: 51°F
Step-by-step explanation:
72 - 21 = 51
Answer:
Option C 67 upto 70
Step-by-step explanation:
Given that heights of college women" recorded to the nearest inch: the first two class midpoints are 62.5" and 65.5".
This explains that each class width=Difference between mid values of successive classes
Also next class will have midvalue as
So next class has mid value as 68.5 and width as 3
i.e. 1.5 each side should be given
So class interval =
Option c
Answer:
12x-3 would be
Step-by-step explanation:
Speed= distance/time.
6.4/4.
1.6 meters per minute.
Answer:
Step-by-step explanation:
by the double angle identity for cosine.
Therefore, .
Now to finish the problem we just need to look at our handy dandy unit circle in the second quadrant.
It should say the -coordinate at is .