Provide an appropriate response.If the area of a rectangle is given by 9n2 - 16, find expressions for the length and width of the rectangle.
A. 3n + 4, 3n - 4
B. n + 4, n - 4
C. 3n + 4, 3n + 4
D. 9n + 4, 9n - 4
Answer: A
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Solve problems using a calculator.The number of therms has been established on a customer's gas bill, and the monthly bill is calculated as follows: Item ChargeCustomer charge $0.16326 per dayRegulatory fee $0.05267 per dayGas usage $0.89251 per therm for the first 48 therms $1.07352 per therm for each therm over 48 thermsSuppose that during a 31-day month a customer used 111 therms. What would the customer's total bill be? (Round to the nearest cent, if necessary.)
A. $118.05 B. $117.17 C. $118.94 D. $117.39
Solve the equation.
- 
= 1
A. 
B. ?
C. 
D. 
Use the table of integrals to find the integral.
?
?
A. 
B. 
C. 
D. 
Find and simplify the difference quotient of f, 
, for the function.f(x) = 
A. 0
B. 
C. 
D. 