Express the set using the set builder notation.A is the set of odd natural numbers less than 53.
A. {x?x ? N and x ? 53 and an odd number}
B. {x?x ? N and x ? 51 and an odd number}
C. {x?x ? N and x < 53}
D. {x?x ? N and x < 52}
Answer: B
Mathematics
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A. 21 square miles B. 160 square miles C. 42 square miles D. 80 square miles
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Find functions f and g so that f ? g = H.H(x) = ?8x + 3?
A.
| f(x) = -?x?; | g(x) = 8x + 3 |
B.
| f(x) = x; | g(x) = 8x + 3 |
C.
| f(x) = ?-x?; | g(x) = 8x - 3 |
D.
| f(x) = ?x?; | g(x) = 8x + 3 |
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Mathematics