Convert the given polar coordinates of the point to rectangular coordinates.(6, 45°)
A. (3?, 3?)
B. (3, 3
)
C. (-3, -3
)
D. (3, 3
)
Answer: D
Mathematics
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Change the given quantity to the indicated unit.108 in. = ft
A. 36 B. 324 C. 9 D. 0.75
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Find the probability.An urn contains balls numbered 1 through 20. A ball is chosen, returned to the urn, and a second ball is chosen. What is the probability that the first and second balls will be a 6?
A.
B.
C.
D.
Mathematics
Express the interval in set-builder notation and graph the interval on a number line.(-4, ?)
A. {x }
B. {x }
C. {x }
D. {x }
Mathematics
The following while loop is annotated with a pre- and post-condition and also a loop invariant. Use the loop invariant theorem to prove the correctness of the loop with respect to the preand post-conditions.
Mathematics