Tanx-5=0
tanx=5
tan inverse (5)=x
78.69
Answer:
angle b = 40 degrees
Step-by-step explanation:
Because angle a + angle b = 90 degrees
50 + angle b = 90
angle b = 90 - 50 = 40 degrees.
Centre= (-1,-2)
Radius=5
All working shown on photo
Answer:

Step-by-step explanation:
The rate of change of the function f(x) from point
to point
can be calculated using formula

Given

From the graph of the function

So, the rate of change is

The answer is A
if you add them all together, there are 15 employees, and only 5 have at least 10 years of experience. 5/15 simplifies to 1/3