Multiply the polynomials.(8y + 11)(10y2 - 2y - 6)
A. 190y2 - 38y - 114
B. 80y3 + 94y2 - 70y - 66
C. 80y3 - 16y2 - 48y + 11
D. 80y3 + 126y2 + 70y + 66
Answer: B
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Evaluate the following expression.
?
?
A. 129 B. 125 C. 127 D. 128 E. 126
Verify the identity.
= cot 
What will be an ideal response?
Find all numbers that satisfy the following.The total profit function P(x) for a company producing x thousand units is given by 
Find the values of x for which the company makes a profit. [Hint: The company makes a profit when 
A. x is between 3 thousand units and 12 thousand units B. x is greater than 3 thousand units C. x is less than 3 thousand units or greater than 12 thousand units D. x is less than 12 thousand units
Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. Linda and Dave leave simultaneously from the same starting point biking in opposite directions. Linda bikes at 7 miles per hour and Dave bikes at 9 miles per hour. How long will it be until they are 23 miles apart from each other?
A. 1.4 hours B. 0.7 hours C. 11.5 hours D. 0.4 hours