Evaluate.- 
- 
A. -40
B. -6
C. 40
D. 6
Answer: A
Mathematics
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Solve the equation.
x - 5 = 1
A. {28} B. {-42} C. {42} D. {-28}
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Write the expression as a complex number in the form a + bi.
+ 
A. -15 + 0i B. 0 + 56i C. 0 - 15i D. 0 + 15i
Mathematics
Use a proportion to solve the problem. Round to the nearest tenth as needed.Find the height of the building. Assume that the height of the person is 
A. 36.4 ft B. 473.2 ft C. 98 ft D. 70 ft
Mathematics
?Determine whether the function 
is a solution of the differential equation 
.
?
A. Not a solution B. ?Solution
Mathematics