Provide an appropriate response.For what values of a does the quadratic function f(x) = ax2 + 4x + 5 have two x-intercepts?
A. a < 
B. a > 
C. a > 
D. a < 
Answer: D
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Solve the problem.One rope pulls a barge directly east with a force of 62 N, and another rope pulls the barge directly north with a force of 66 N. Find the magnitude of the resultant force acting on the barge.
A. 4 N B. 128 N C. 4092 N D. 91 N
Find the discount period.Loan made: Sep 12Length of loan: 320 daysDate of discount: Mar 3
A. 151 days B. 169 days C. 172 days D. 148 days
Translate the word phrase into an algebraic expression. Explain what the variable represents.The difference of the number of calories and 54
A. 54 - C, where C represents the number of calories B. 54C, where C represents the number of calories C. C - 54, where C represents the number of calories D. 54 + C, where C represents the number of calories
Write the number without exponents.6.51 × 10-4
A. 0.0000651 B. -651,000 C. 0.00651 D. 0.000651