Use the graph to find the standard equation of the circle.
A. (x + 2)2 + (y - 3)2 = 4
B. (x - 2)2 + (y + 3)2 = 16
C. (x + 2)2 + (y - 3)2 = 16
D. (x - 2)2 + (y + 3)2 = 4
Answer: C
Mathematics
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Find the equilibrium point of the demand and supply equations. (The equilibrium point is the price p and number of units x that satisfy both the demand and supply equations.)
a. ( 200,85 )
b. ( 544, 153.8 )
c. ( 600,77 )
d. inconsistent
e. ( 900,71 )
Mathematics
Use the addition formulas to derive the identity.cos 
= sin x
What will be an ideal response?
Mathematics
Convert the angle from radians to degrees. Express your answer as a decimal rounded to two decimal places.6
A. 687.34° B. 687.54° C. 343.97° D. 343.77°
Mathematics
Simplify the expression.4(x - 2) - 9x
A. -5x - 8 B. 13x - 8 C. -5x + 8 D. -13x + 8
Mathematics