Decide whether the relation defines a function.
A. Not a function
B. Function
Answer: A
Mathematics
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Find the indicated probability. Round your answer to 6 decimal places when necessary.On a multiple choice test, each question has 5 possible answers. If you make a random guess on the first question, what is the probability that you are correct?
A. 0
B. 1
C. 5
D. 
Mathematics
Solve the inequality, and then express in interval notation.10x - 4 ? 9x + 3
A. x ? 7; [7, ?) B. x < 10; (-?, 10) C. x ? 7; (-?, 7] D. x > 10; (10, ?)
Mathematics
Multiply using the Egyptian algorithm.31 × 109
A. 3059 B. 3129 C. 2999 D. 3379
Mathematics
Simplify the complex number to its rectangular form.3j + 3
A. 12j B. -6j C. 3 - 9j D. 3 + 9j
Mathematics