Find the center and radius of the circle with the given equation. (x - 1.7)2 + (y + 4.7)2 = 7
A. (1.7, -4.7); r = 7
B. (1.7, -4.7); r = 
C. (4.7, -1.7); r = 7
D. (4.7, -1.7); r = 
Answer: B
Mathematics
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The two triangles below are similar. Find the missing length.
A. x = 4.9; y = 3.6 B. x = 5.6; y = 3.9 C. x = 1.60; y = 3.6 D. x = 4.9; y = 3.9
Mathematics
Solve the problem.The sum of two numbers is 20, and the sum of their squares is 208. Find the numbers.
A. 7 and 13 B. 6 and 14 C. 5 and 15 D. 8 and 12
Mathematics
Evaluate the integral.
A. 
[(4x + 4)3/2 - (4x + 2)3/2 ]
B. 
[(16 +y)3/2 - (8 + y)3/2 ]
C. 
[(4x + 4)3/2 - (4x + 2)3/2 ]
D. 
[(16 +y)3/2 - (8 + y)3/2 ]
Mathematics
Divide.
A. 25.5 B. 0.039 C. 2.55 D. 26.5
Mathematics