The graph and equation of a polynomial f(x) are given. Determine the number of real zeros and the number of imaginary zeros.f(x) = -x3 + 3x2 + 9x - 27
A. One real zero; two imaginary zeros
B. Two real zeros; one imaginary zero
C. Two real zeros; no imaginary zeros
D. Three real zeros; no imaginary zeros
Answer: C
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Determine whether the set is well defined or not well defined. The set of five countries in Europe having the smallest population
A. well defined B. not well defined
Provide an appropriate response.What property of real numbers allows us to write a(b + c) = a(c + b)?
A. distributive B. commutative C. identity D. associative E. none of the above
Select the right expression for the following sum and prove that your statement is true for all natural numbers n.
?
?
A. ?
B. ?
C. ?
D. ?
E. none of the above
Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?
A. $1.00 B. $0.75 C. $1.75 D. $50