Perform the indicated operation. Simplify, if possible.
+ 
- 
A. - 
B. 
C. 
D. - 
Answer: A
Mathematics
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Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.A light-year is the distance that light travels in one year. Find the number of miles in a light-year if light travels 1.86 × 105 miles/second.
A. 5.87 × 105 miles B. 5.87 × 107 miles C. 5.87 × 1012 miles D. 5.87 × 1014 miles
Mathematics
Provide an appropriate response.The amount of your earnings remaining after all deductions is called gross pay.
A. True B. False
Mathematics
Write an equation for the line that passes through the points shown in the table.
A. y = 0 B. x = 2 C. y = 2 D. x = 0
Mathematics
Find the standard form of the equation of the parabola.Focus at (-2, 0), directrix x = 2
A. -8y = x2
B. x = - 
y2
C. y = - 
x2
D. y2 = -8x
Mathematics