Find the limit and determine if the function is continuous at the point being approached.
sin
A. does not exist; no
B. 1; yes
C. 1; no
D. does not exist; yes
Answer: B
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Solve the exponential equation and express approximate solutions to the nearest hundredth.7 x + 4 = 41
A. x = 1.81 B. x = 1.86 C. x = 2.07 D. x = 1.74 E. x = 2.01
The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds). s (m)
When is the body moving backward?
A. 2 < t < 3, 4 < t < 5, 7 < t < 9 B. 8 < t ? 10 C. 2 < t < 3, 4 < t < 5, 7 < t < 8 D. 8 < t < 9
Solve.A company has 63,000 employees. Of these, 
drive alone to work, 
car pool, 
use public transportation, 
cycle, and the remainder use other methods of transportation. How many employees use each method of transportation?
A. Drive alone: 2,100; car pool: 10,500; public transportation: 9,000; cycle: 7,000; 
B. Drive alone: 21,000; car pool: 10,500; public transportation: 9,000; cycle: 7,000; 
C. Drive alone: 21,100; car pool: 10,500; public transportation: 8,900; cycle: 7,000; other: 1000
D. Drive alone: 21,000; car pool: 10,500; public transportation: 9,000; cycle: 7,000; 
Assume that 0 < ? < ?/2. Find an expression for the indicated trigonometric function.Let x = 5 tan ? in 
. Find sec ?.
A. 
B. 
C. 
D. 