Find the domain and range for the indicated function.f(x) = 
,
g(x) = 
;
f + g
A. D: x ? -11
R: y ? 0
B. D: x ? 11
R: y ? 0
C. D: x ? 11
R: y ? 
D. D: x ? -11
R: y ? 
Answer: C
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Estimate the value of the quantity.The velocity of a projectile fired straight into the air is given every half second. Use right endpoints to estimate the distance the projectile travelled in four seconds.
A. 463.8 m B. 966.8 m C. 927.6 m D. 483.4 m
Solve the problem.Sue and Bob have each saved money during every year from 2000 to 2005. The following bar graph shows the amounts saved each of those years.
In 2002, estimate how much more Bob saved than Sue.
A. 350 B. 550 C. 450 D. 150
Use the formula A = P(1 + rt) to find the indicated quantity.Allan borrowed $5500 from his father to buy a car. He repaid him after 8 months with interest of 7% per year. Find the total amount he repaid.
A. $5724.58 B. $5885.00 C. $256.67 D. $5756.67
Determine the standard equation of the ellipse described.Center at (0, 0); focus at (5, 0); vertex at (8, 0).
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1