Graph on the number line, and express in interval notation.The set of all real numbers greater than or equal to 4.
A. (-?, 4]
B. (4, ?)
C. [4, ?)
D. (-?, 4)
Answer: C
Mathematics
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Verifying agreement at several points assures that a verbal description and a formula describe the same function.
Answer the following statement true (T) or false (F)
Mathematics
Graph the function.y = 
cot x
A. 
B. 
C. 
D. 
Mathematics
Rewrite the given expression using an appropriate variable. Use the first letter of the given word as the variable.99 - (Years)
A. Y ÷ 99 B. 99 ? Y C. 99 - Y D. 99 + Y
Mathematics
Find and simplify the difference quotient 
for the given function.f(x) = 
A. 
B. 0
C. 
D. 
Mathematics