carminerhinoceros355

Points A, B, and C are plotted  on the unit circle

Which of the coordinates is equal to cos ()?

Choose 1 answer:

A.  x-coordinate of point A 

B.  y-coordinate of point A

C.  x-coordinate of point B

D.  y-coordinate of point B

E.  x-coordinate of point C

F.  y-coordinate of point C

A 2.25-cm-high object is placed 3.50 cm in front of a concave mirror. If the image is 5.50 cm high and virtual, what is the focal length of the mirror?
 cm

mai bought a wedge with a central angle of 45 degrees and radius 10 centimeters. What is the area of the top surface of this wedge?

What is the exact value of  ?

Then

and

where
c11 =  ,
c12=  ,
c21 =  ,
c22 =  ,
and
d11 =  ,
d12 =  ,
d13 =  ,
d21 =  ,
d22 =  ,
d23 =  ,
d31 =  ,
d32 =  ,
d33 =  .
The determinant of D is  

A function is said to have a horizontal asymptote if either the limit at infinity exists or the limit at negative infinity exists.
Show that each of the following functions has a horizontal asymptote by calculating the given limit.

= 
  
  
  
= 

The sum of two numbers is 24 and the difference is 2.Find the numbers and use demos to show graphically.

1. 4 (x+y) -6 (x+y)^2

fx/ 

Evaluate the given limits using the graph of the function   shown above.
Enter INF for ∞, -INF for −∞, or DNE if the limit does not exist, but is neither ∞ nor −∞.

a)   
b)   
c)