For the functions f and g, find the requested value.Evaluate (g ? f)(1).y = f(x)y = g(x)
?
A. -1
B. -2
C. -3
D. -4
Answer: B
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Classify the following as true or false.The quotient of an irrational number and a nonzero rational number could be rational.
A. True B. False
Determine whether the statement is true or false.The intersection of the sets {
x ? 13} and {
x < 13} is {13}.
A. True B. False
Find an explicit rule for the nth term of the arithmetic sequence.-3, -5, -7, -9, ...
A. an = -3 + -2(n) B. an = -3 + -2(n-1) C. an = -3 + -2(n+1) D. an = -3 - 2
Solve the problem.Maria invested a total of $27,000 in three different mutual funds. After one year, the first fund had shown a loss of 4%, the second had shown a profit of 8%, and the third fund had shown a profit of 11%. In the first year Maria made a profit of $1710 from the three funds. If Maria invested twice as much in the fund that made a profit of 8% as she did in the fund that lost 4%, how much did she initially invest in each fund?
A. $6000 at a loss of 4%, $12,000 at a profit of 8%, $9000 at a profit of 11% B. $5000 at a loss of 4%, $10,000 at a profit of 8%, $12,000 at a profit of 11% C. $7000 at a loss of 4%, $14,000 at a profit of 8%, $6000 at a profit of 11% D. $12,000 at a loss of 4%, $6000 at a profit of 8%, $9000 at a profit of 11%