Solve the quadratic equation by factoring.9y2 + 21y + 10 = 0
A. - 
, - 
B. - 
, - 
C. 
, 
D. 
, - 
Answer: B
Mathematics
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Solve the compound inequality. Other than ?, graph the solution set on a number line.2x - 9 < -13 and 9x + 4 ? -50
A. [-6, -2]
B. [-6, -2)
C. (-6, -2]
D. (-6, -2)
Mathematics
Find the function value.Find cos 
, given that cos ? = 
and 0° < ? < 90°.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.In survey of 50 households, 25 responded that they have an HDTV television, 35 responded that they had a multimedia personal computer and 15 responded they had both. How many households had neither an HDTV television nor a multimedia personal computer?
A. 25 B. 5 C. 35 D. 15
Mathematics
Translate the words into mathematics. Do not answer the question.What is the product of 65 and 9?
A. 65 + 9 B. 65 - 9 C. 65 ÷ 9 D. 65 ? 9
Mathematics