Use the vertical line test to determine whether the graph represents a function.
A. not a function
B. function
Answer: B
Mathematics
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The formula for an exponential function is 
, where t is measured in months. Then the monthly percentage decay rate for y is
??
A. 0.94% B. 6.01% C. 0.06% D. 6%
Mathematics
Simplify the rational expression.
A. x - 6
B. 
C. 
D. x + 6
Mathematics
Complete the horizontal analysis for the comparative income statement. Round to the nearest tenth of a percent.
A. 13.9%, -140.0%, 14.2%, -7.8%, 47.8%, -118.7%, 48.7% B. 15.2%, -66.7%, 15.4%, -2.0%, 37.5%, 27.3%, 38.3% C. 17.9%, -40.0%, 18.1%, -1.9%, 60.1%, 37.5%, 62.0% D. -17.9%, 40.0%, -18.1%, 1.9%, -60.1%, -37.5%, -62.0%
Mathematics
Evaluate.Find f(k - 1) when f(x) = 4x2 + 2x + 4.
A. 4k2 - 6k + 10 B. 4k2 + 18k + 10 C. 4k2 - 6k + 6 D. -6k2 + 4k + 6
Mathematics