Solve the problem.A company predicts that sales will increase rapidly after a new product is released, with the number of units sold weekly modeled by N = 7000(0.2)0.5t, where t represents the number of weeks after the product is released. What is the expected upper limit on the number of units sold per week?
A. 1400 units
B. 7000 units
C. 8400 units
D. 9100 units
Answer: B
Mathematics
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Determine the values of x for which the function, as represented by the graph, is continuous. If the function is not continuous, determine the reason.
A. Continuous for all x B. Not continuous at x = 1; function not defined C. Not continuous at x = 0; small change Not continuous at x = 1; function not defined D. Not continuous at x = 0, x = 1; function not defined
Mathematics
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (72)-1
A. 
B. - 
C. -14
D. -49
Mathematics
State whether the slope of the line is positive, negative, zero, or undefined.
A. zero B. positive C. undefined D. negative
Mathematics
Subtract and simplify.17
- 
A. 17
B. 16
C. 16
D. 15
Mathematics