Solve the inequality. Give the solution set in both set-builder notation and graph form.3 ? 6x + 9 and 2x + 4 < 10
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.State whether the vectors v = 2i + 3j and w = 3i - 2j are orthogonal.
A. not orthogonal B. orthogonal
Mathematics
Write the number as a product of prime numbers.108
A. 2 × 2 × 3 × 3 × 5 B. 2 × 2 × 3 × 3 × 3 × 3 C. 2 × 2 × 3 × 3 × 3 D. 2 × 2 × 3 × 3
Mathematics
Find the exact value of the expression.cos-1 (1)
A. 0
B. 
C. -?
D. ?
Mathematics
Find the trigonometric function value of angle ?. Use a calculator if necessary.tan ? = 0.80978403, with ? in quadrant IFind sec ?.
A. 1.2867596 B. -1.3452821 C. -1.2867596 D. 1.3452821
Mathematics