Simplify the expression. Assume that all variables are positive when they appear.
A. -28
B. - 
C. -9
D. - 
Answer: B
You might also like to view...
Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.16 B. 0.17 C. 3 D. 0.33
Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 
Solve the problem.A woman can sell her computer graphics company for $900,000 cash or for $100,000 plus $65,000 at the end of each year for 4 years. (a) Find the present value of the annuity that is offered if money is worth 7% compounded annually. (b) If she takes the $900,000, spends $100,000 of it, and invests the rest in a 4-year annuity at 7% compounded annually, what size annuity payment will she receive at the end of each year? (c) Which is better, taking the $100,000 and the annuity or taking the cash settlement?
A. (a) $220,168.73; (b) $236,182.49; (c) $100,000 plus the annuity has a smaller present value than $900,000. She should take the cash settlement. B. (a) $297,227.79; (b) $265,705.31; (c) $100,000 plus the annuity has a larger present value than $900,000. She should take $100,000 plus the annuity. C. (a) $330,253.10; (b) $295,228.12; (c) $100,000 plus the annuity has a larger present value than $900,000. She should take $100,000 plus the annuity. D. (a) $217,967.04; (b) $206,659.68; (c) $100,000 plus the annuity has a smaller present value than $900,000. She should take the cash settlement.