Solve the system by graphing.3x + y = 173x + y = 32
A. (9, 8)
B. (14, -25)
C. Infinite number of solutions
D. No solution
Answer: D
Mathematics
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Find f so that F = ?f. If the fuction is not conservative state so.F(x, y) = 
i + 
j
A. 
+ C
B. 
+ C
C. 
+ C
D. 
+ C
Mathematics
Use a calculator to approximate the square root to three decimal places. 
A. 427.000 B. 20.661 C. 20.664 D. 20.669
Mathematics
Perform the operation and write the result in the standard form.(9 + 9i)(3 - 5i)
A. 72 + 18i B. -45i2 - 18i + 27 C. 72 - 18i D. -18 + 72i
Mathematics
Solve. Write the answer as a mixed number in simplest form.Keith Wood has 13
feet of rope. He cuts off a 6
-foot length and then a 4
-foot length. If he now needs a 3-foot piece of rope, will the remaining piece do?
A. Yes, there is still 
of a foot left.
B. No, he will be 
of a foot short.
Mathematics