Find the center and radius of the circle.(x + 3)2 + y2 = 49
A. Center: (3, 0), radius = 7
B. Center: (0, -3), radius = 7
C. Center: (-3, 0), radius = 7
D. Center: (-3, 0), radius = 49
Answer: C
Mathematics
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A. x2 + x + 1 + 
B. x3 + x2 + x + 1
C. x3 + x2 + x + 1 + 
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Consider the set ? A = {distinct letters in the word tank} ? What is the cardinality of it?
Fill in the blank(s) with the appropriate word(s).
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Given matrix A, find the indicated minor.Find M21.A =
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Mathematics