Solve the equation.log6(x + 2) = -1
A. 
B. 
C. 
D. 
Answer: A
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Use the square root property to solve the equation.(x + 9)2 = 20
A. -2
, 2
B. 2
- 9, 2
+ 9
C. -9 - 2
, -9 + 2
D. -9 - 2
, -9 + 2
Shade the solution set in the xy-plane.x2 + y2 ? 9
A. 
B. 
C. 
D. 
Solve the problem.For what values of h are the given vectors linearly independent? 
, 
A. Vectors are linearly dependent for all h
B. Vectors are linearly independent for h ? -20
C. Vectors are linearly independent for all h
D.
| Vectors are linearly independent for h = -20 |
Solve the problem. Round to the nearest dollar if needed.Looking ahead to retirement, you sign up for automatic savings in a fixed-income 401K plan that pays 5.5% per year compounded annually. You plan to invest $2500 at the end of each year for the next 20 years. How much will your account have in it at the end of 20 years?
A. $88,469 B. $85,628 C. $87,171 D. $88,941