Multiply. Assume that all variables represent nonnegative real numbers.(
+ 4)(
- 6)
A. -19 - 6 
+ 4 
B. -49 + 19 ? 
C. -19
D. -15 - 6 ? 
Answer: A
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A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.sinh x = - 
, coth x =
A. 
B. - 
C. - 
D. 
Solve the problem.A mutual fund invests $99,800 in real estate and earns 2% per year on the investment. How much money is earned per year?
A. $1996 B. $19,960 C. $499,000 D. $4,990,000
Factor the polynomial completely using the trial and error method.16x3y + 32x2y + 16xy
A. 2y(4x + 1)(2x + 8) B. 2xy(4x + 4)(2x + 2) C. 2xy(8x + 4)(x + 2) D. 2xy(4x + 1)(2x + 8)
Solve the problem.Daniel earns $125,448 annually and is paid monthly. How much Social Security tax will be deducted from his December earnings? How much Medicare tax will be deducted from his December earnings? Social security tax is 6.2% and Medicare tax is 1.45%. Round to the nearest cent.
A. Social Security tax = $21.74 Medicare tax = $15.16 B. Social Security tax = $218.37 Medicare tax = $152.58 C. Social Security tax = $217.37 Medicare tax = $151.58 D. Social Security tax = $2173.70 Medicare tax = $1515.83