Answer:
Option A)
Step-by-step explanation:
Range Rule of Thumb
- The range Rule of thumb states that the range is four times the standard deviation.
- The standard deviation is a measure of dispersion.
- Thus, the correct answer is
H=number of hours
m=total salary
m=15.50h+50
put 400 in for m
400=15.50h+50
now solve for h
400=15.50h+50
-50. -50
350=15.50h
Divide 350 by 15.50to get your final answer
you get a long decimal so I rounded it.
22.6 hours
Answer:
its 30 the a in thst problem is silents
Step-by-step explanation:
Okay so first subtract 9x^2-10x+1 which gives you (9x -1)(x-1). then do the same to the next one which gives you -2(x^2 -2x +5) when you subtract you should get 11x^2 - 14x +11
I hope this helps you
cotx =cosx/sinx
cotx=0,85/0,52
cotx=85/52
cotx=1,6
