Solve the following quadratic equation using the Square Root Property. Find the exact solutions. Make sure you simplify the final answer completely.(x + 6)2 = 12
A. x = -6 + 2
or x = -6 - 2
B. x = -6 + 2
or x = -6 - 2
C. x = 2
- 6 or x = 2
+ 6
D. x = 2
or x = -2
Answer: B
Mathematics
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A. 
B. 
C. 
D. 
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Find the equation in standard form of the parabola described.Focus at (4, 0); Directrix the line x = -4
A. x2 = 16y B. y2 = 4x C. y2 = -16x D. y2 = 16x
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Multiply and simplify.18 
A. 
B. -162
C. -2
D. 2
Mathematics
Solve.The population of a certain country is growing at a rate of 2.6% per year. How long will it take for this country's population to double? Use the formula 
which gives the time, t, for a population with growth rate k, to double. (Round to the nearest whole year.)
A. 28 years B. 29 years C. 26 years D. 27 years
Mathematics