Factor the trinomial containing two variables.x2 + 5xy - 14y2
A. (x + 7y)(x - 2y)
B. (x - y)(x + 2y)
C. (x - 7y)(x + 2y)
D. (x - 7y)(x + y)
Answer: A
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Provide an appropriate response.You plan to estimate ? to five decimal places by using Newton's method to solve the equation 
. Does it matter what your starting value is? Give reasons for your answer.
What will be an ideal response?
Determine the most appropriate metric unit to go in the blank. Choose from L, ml, kg, g, and mg.The grain of sand weighs 3.7 
.
A. g
B.
| kg |
C. mL
D.
| mg |
E.
| L |
Translate the problem to a system of equations, then solve using Cramer's Rule.Two different gasohol mixtures are available. One contains 5% alcohol and the other 12% alcohol. How much of each should be mixed to obtain 500 gallons of gasohol containing 10% alcohol?
A. 208 gal 5%, 292 gal 12% B. 143 gal 5%, 357 gal 12% C. 357 gal 5%, 357 gal 12% D. 25 gal 5%, 60 gal 12%
Solve the problem.Suppose your job is to take phone orders for machine parts. Use the table below to answer the following questions. Write the correct part number that matches what you hear the customer say on the phone. 
"Can you rush me the 5-thousandth centimeter size?"
A. B B. A C. I D. G