Solve and check. = 

A. 35
B. - 
C. -35
D. -3-5


Answer: D

Mathematics

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Solve the problem.Suppose the price p of bolts is related to the quantity q that is demanded by: p = 550 - 4q2where q is measured in hundreds of bolts. Find the price when the number of bolts demanded is 800. 

A. $314 B. $309 C. $294 D. $304

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Solve the problem.Graph f(t) = tan t using degree mode in a friendly window such as  by   Then use the trace feature to evaluate f(t) at 

A. 1 B. Error C. -1 D. 0

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Decide whether the statement is true or false. If it is false, tell why.If k is a prime number, then x2 = k will have two rational solutions.

A. True B. False; the equation will have no real number solutions. C. False; the solutions will be irrational because a prime number cannot be a perfect square.

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Evaluate the expression for the given replacement values.xy for x = 0, y = -45

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Mathematics