Write summation notation for the expression.4 + 8 + 12 + 16 + 20
A. 
B. 
C. 
D. 
Answer: A
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Change the exponential expression to an equivalent expression involving a logarithm.4-3 = 
A. log-3
= 4
B. log1/644 = -3
C. log4-3 = 
D. log4
= -3
Use a table or a calculator to evaluate the function. Round to four decimal places.cot 0.2258
A. 0.2297 B. 0.9746 C. 1.0260 D. 4.3532
Solve the problem using the elimination method.A salesman sold $300 more than the rest of the sales staff. If the sales total for the day was $2300, how much did the rest of the sales staff sell?
A. $1000 B. $1300 C. $2000 D. $1150
Solve the problem.The price per unit of a product is $p and the number of units of the product is denoted by q. The demand function for this commodity is given by p = 
- 50. Describe the transformations needed to obtain the graph of this function from the graph of p = 
.
A. Stretch vertically by a factor of 20,000, reflect across the x-axis, and shift down 50 units. B. Stretch vertically by a factor of 20,000 and shift 50 units to the right. C. Stretch vertically by a factor of 20,000 and shift down 50 units. D. Shift up 20,000 units and shift 50 units to the right.