Add.27 + 20
A. 46
B. 48
C. 47
D. 7
Answer: C
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Determine whether the function is one-to-one by graphing and using the horizontal line test.f(x) = 
A. Yes B. No
Solve the problem.A person plans to invest a total of $70,000 in a CD at 4% annual interest and a mutual fund that has a 3-year average annual interest of 10%. Let x and y represent the money (in dollars) invested in the CD and the mutual fund, respectively. How much money should be invested in each account to earn a total of $4000 in one year?
A. $40,000 invested at 4%; $30,000 invested at 10% B. $20,000 invested at 4%; $50,000 invested at 10% C. $30,000 invested at 4%; $40,000 invested at 10% D. $50,000 invested at 4%; $20,000 invested at 10%
Find the equilibrium solutions of the equation of change 
. Round your answer to two decimal places, if necessary.
?
A. 
and 
B. 
and 
C. 
and
D. 
and 
If a projectile is fired with an initial velocity of  FIGURE 1.png)
meters per second at an angle ? above the horizontal and air resistance is assumed to be negligible, then its position after t seconds is given by the parametric equations  Figure 2.png)
where g is the acceleration of gravity (9.8 m/s²). If a gun is fired with a = 55° and  FIGURE 1.png)
= 440 m/s when will the bullet hit the ground?
What will be an ideal response?