Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function
domain: {Alice, Brad, Carl}
range: {cat, dog}
B. function
domain: {cat, dog}
range: {Alice, Brad, Carl}
C. not a function
Answer: A
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Solve the problem.102 × 10-5
A. 10-10 B. 10-7 C. 10-3 D. 107
Write the number in scientific notation.7,100,000
A. 7.1 × 10-6 B. 7.1 × 10-7 C. 7.1 × 107 D. 7.1 × 106
The quantity demanded each week x (in units of a hundred) of the Mikado miniature camera is related to the unit price p (in dollars) by the demand equation 
.
?
Is the demand elastic or inelastic when 
?
?
__________
?
Is the demand elastic or inelastic when 
?
?
__________
?
When is demand unitary? If it is necessary round the answer to two decimal places.
?
Hint: Solve 
for p.
?
p = __________
?
If the unit price is lowered slightly from $18, will the revenue increase or decrease?
?
__________
?
If the unit price is increased slightly from $24, will the revenue increase or decrease?
?
__________
What will be an ideal response?
Identify the number as real, complex, pure imaginary, or nonreal complex. More than one of these descriptions may apply.?
A. Nonreal complex B. Real, complex C. Complex D. Complex, pure imaginary, nonreal complex