Provide an appropriate response.Subtract the radicals and simplify: 
- 
A. 4
B. 4
C. 2
D. 2
Answer: A
Mathematics
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Determine the center and the radius of the circle.x2 + (y - 5)2 = 49
A. (-5, 0), r = 7 B. (0, 5), r = 7 C. (0, -5), r = 7 D. (0, 5), r = 49
Mathematics
Solve the problem.Use the fact that sin-1 x = x + 
for |x| < 1 to find the series for cos-1 x.
A. 
- x + 
B. 
- 
C. 
- x + 
D. 
- x - 
Mathematics
Provide an appropriate response.The area of a triangle varies jointly as the base and height. Find the area of the base = 30 cm, the height = 24 cm, and the constant of variation is 0.5
A. 360 cm2 B. 105 cm2 C. 720 cm2 D. 1,440 cm2
Mathematics
Insert < or > to write a true statement.-20 
-52
A. -20 < -52 B. -20 > -52
Mathematics