A 900-galloh tank is initlal of water and is being drained al rate of 30 gallons per Complete parts (a) throu (a) Write a formula for a linear function W that gives the number of gallons of water in the tank after t minutes. W(t) =| (Type an expression using t as the variable. Do not factor.) (b) How much water is in the tank after 4 minutes? After 4 minutes, the tank contains gallons water. (c) Graph function W and identify and interpret the intercepts. Choose the correct graph below. O A. В. OC. OD. AW 1000- AW 1000- AW 1000- AW 1000- 0- 0- 07 40 40 40

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 94E
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​(d) Find the domain of W. Choose the correct domain of W below.
 
 
A. D={t| ? << ?}
 
 
B. All real numbers.
A 900-gallon tank is initially full of water and is being drained at a rate of 30 gallons per minute. Complete parts (a) through (d) below.
The t-intercept is
(Type an ordered pair.)
Interpret the t-intercept.
O A. The t-intercept is the time it takes to empty the tank.
O B. The t-intercept is the initial amount of water in the tank.
OC. The t-intercept is the constant rate of change of water in the tank.
The W-intercept is
(Type an ordered pair.)
Interpret the W-intercept. Choose the correct answer below.
A. The W-intercept is the initial amount of water in the tank.
O B. The W-intercept is the constant rate of change of water in the tank.
O C. The W-intercept is the time it takes to empty the tank.
Transcribed Image Text:A 900-gallon tank is initially full of water and is being drained at a rate of 30 gallons per minute. Complete parts (a) through (d) below. The t-intercept is (Type an ordered pair.) Interpret the t-intercept. O A. The t-intercept is the time it takes to empty the tank. O B. The t-intercept is the initial amount of water in the tank. OC. The t-intercept is the constant rate of change of water in the tank. The W-intercept is (Type an ordered pair.) Interpret the W-intercept. Choose the correct answer below. A. The W-intercept is the initial amount of water in the tank. O B. The W-intercept is the constant rate of change of water in the tank. O C. The W-intercept is the time it takes to empty the tank.
A 900-gallon tank is initially full of water and is being drained at a rate of 30 gallons per minute. Complete parts (a) through (d) below.
(a) Write a formula for a linear function W that gives the number of gallons of water in the tank after t minutes.
W(t) =O
(Type an expression using t as the variable. Do not factor.)
(b) How much water is in the tank after 4 minutes?
After 4 minutes, the tank contains
gallons water.
(c) Graph function W and identify and interpret the intercepts. Choose the correct graph below.
O A.
O B.
OC.
OD.
AW
1000-
Q
AW
1000-
1000-
1000-
0-
01
40
40
40
40
>
Transcribed Image Text:A 900-gallon tank is initially full of water and is being drained at a rate of 30 gallons per minute. Complete parts (a) through (d) below. (a) Write a formula for a linear function W that gives the number of gallons of water in the tank after t minutes. W(t) =O (Type an expression using t as the variable. Do not factor.) (b) How much water is in the tank after 4 minutes? After 4 minutes, the tank contains gallons water. (c) Graph function W and identify and interpret the intercepts. Choose the correct graph below. O A. O B. OC. OD. AW 1000- Q AW 1000- 1000- 1000- 0- 01 40 40 40 40 >
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