The height of a projected object on the moon is approximated by the function: S(t) = -2.7t2 + Vot + So, where S(t) is the height in feet of an object projected directly upward, with an initial velocity of vo feet per second, a starting height of so feet, and t is the number of seconds after the object is projected. In this example, an astronaut on the moon throws a baseball upward. The astronaut is 6'6" = 6.5' tall and the initial velocity of the ball is 30 feet per second, so that s(t) = -2.7t2 + 30t + 6.5. Answer the following questions (a-c) about the ball thrown on the moon. Give your answers in complete sentences including units of measure, SHOW YOUR WORK, and draw a comprehensive graph of the rocket's path, labelling the x-and y-axes, as well as all of the relevant points on your graph. a) After how many seconds is the ball 12 feet above the moon's surface? (HINT: There are two se points. Determine these points GRAPHICALLY, by graphing the appropriate functions and finding the intersection points on your calculator (Press 2nd CALC 5 (intersect), give it the left bound and the right bound, and press Enter). What are the points? Label the x,y coordinates of these points on a comprehensive graph below). R=-2.7 2.7t t = 30I TE30]?-4(2.7X5-S) t=30t J840.b 30t t6-5 -36€+5.5 5.4 t= 10.9246 O. 1865 ACT-7) b) How many seconds after it is thrown will the ball return to the moon's surface? Determine these points GRAPHICALLY, by finding the ZERO on your calculator (Press 2nd CALC 2 (zero), give it the left bound and the right bound, and press Enter). What is the point? Label the x,y coordinates of this point on your comprehensive graph below). 6- --74 +30¢ +6.5 2.7¢-36t-6.5=0 t = 30t JC-30 -4 c2.7)(-65) %3D t= 11.3?37 %3D © Schmitz 20 22:7) t= -0.2176 Unit 2: Polynomial, Rational, Power and Root Fuheti c) The ball will never reach a height of 100 feet. How can this be determined ANALYTICALLY? SHOW YOUR WORK and give your answer in a complete sentence. i60 =-2.7 + 30€ +6.5 36t 2.7t -304 + 93.5=0 5.4 tz imngtoany no. 2-27 ixorggs noom d) GRAPHICAL SOLUTION CILECA DMSLg (Draw a comprehensive graph of the functions from parts a-c above, labelling the x-y axis and the x,y coordinates of all of the relevant points from those problems):

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Question D, The graph

The height of a projected object on the moon is approximated by the function:
S(t) = -2.7t2 + Vot + So, where
S(t) is the height in feet of an object projected directly upward,
with an initial velocity of vo feet per second,
a starting height of so feet, and
t is the number of seconds after the object is projected.
In this example, an astronaut on the moon throws a baseball upward. The astronaut is 6'6" = 6.5' tall
and the initial velocity of the ball is 30 feet per second, so that s(t) = -2.7t2 + 30t + 6.5.
Answer the following questions (a-c) about the ball thrown on the moon. Give your answers in complete
sentences including units of measure, SHOW YOUR WORK, and draw a comprehensive graph of the
rocket's path, labelling the x-and y-axes, as well as all of the relevant points on your graph.
a) After how many seconds is the ball 12 feet above the moon's surface? (HINT: There are two se
points. Determine these points GRAPHICALLY, by graphing the appropriate functions and finding the
intersection points on your calculator (Press 2nd CALC 5 (intersect), give it the left bound and the
right bound, and press Enter). What are the points? Label the x,y coordinates of these points on a
comprehensive graph below).
R=-2.7
2.7t
t = 30I TE30]?-4(2.7X5-S)
t=30t J840.b
30t t6-5
-36€+5.5
5.4
t= 10.9246
O. 1865
ACT-7)
b) How many seconds after it is thrown will the ball return to the moon's surface?
Determine these points GRAPHICALLY, by finding the ZERO on your calculator (Press 2nd CALC 2
(zero), give it the left bound and the right bound, and press Enter). What is the point? Label the x,y
coordinates of this point on your comprehensive graph below).
6- --74 +30¢ +6.5
2.7¢-36t-6.5=0
t = 30t JC-30 -4 c2.7)(-65)
%3D
t= 11.3?37
%3D
© Schmitz 20
22:7)
t= -0.2176
Transcribed Image Text:The height of a projected object on the moon is approximated by the function: S(t) = -2.7t2 + Vot + So, where S(t) is the height in feet of an object projected directly upward, with an initial velocity of vo feet per second, a starting height of so feet, and t is the number of seconds after the object is projected. In this example, an astronaut on the moon throws a baseball upward. The astronaut is 6'6" = 6.5' tall and the initial velocity of the ball is 30 feet per second, so that s(t) = -2.7t2 + 30t + 6.5. Answer the following questions (a-c) about the ball thrown on the moon. Give your answers in complete sentences including units of measure, SHOW YOUR WORK, and draw a comprehensive graph of the rocket's path, labelling the x-and y-axes, as well as all of the relevant points on your graph. a) After how many seconds is the ball 12 feet above the moon's surface? (HINT: There are two se points. Determine these points GRAPHICALLY, by graphing the appropriate functions and finding the intersection points on your calculator (Press 2nd CALC 5 (intersect), give it the left bound and the right bound, and press Enter). What are the points? Label the x,y coordinates of these points on a comprehensive graph below). R=-2.7 2.7t t = 30I TE30]?-4(2.7X5-S) t=30t J840.b 30t t6-5 -36€+5.5 5.4 t= 10.9246 O. 1865 ACT-7) b) How many seconds after it is thrown will the ball return to the moon's surface? Determine these points GRAPHICALLY, by finding the ZERO on your calculator (Press 2nd CALC 2 (zero), give it the left bound and the right bound, and press Enter). What is the point? Label the x,y coordinates of this point on your comprehensive graph below). 6- --74 +30¢ +6.5 2.7¢-36t-6.5=0 t = 30t JC-30 -4 c2.7)(-65) %3D t= 11.3?37 %3D © Schmitz 20 22:7) t= -0.2176
Unit 2: Polynomial, Rational, Power and Root Fuheti
c) The ball will never reach a height of 100 feet. How can this be determined ANALYTICALLY?
SHOW YOUR WORK and give your answer in a complete sentence.
i60 =-2.7
+ 30€ +6.5
36t
2.7t -304
+ 93.5=0
5.4
tz imngtoany
no.
2-27
ixorggs noom
d) GRAPHICAL SOLUTION
CILECA DMSLg
(Draw a comprehensive graph of the functions from parts a-c above, labelling the x-y axis and the x,y
coordinates of all of the relevant points from those problems):
Transcribed Image Text:Unit 2: Polynomial, Rational, Power and Root Fuheti c) The ball will never reach a height of 100 feet. How can this be determined ANALYTICALLY? SHOW YOUR WORK and give your answer in a complete sentence. i60 =-2.7 + 30€ +6.5 36t 2.7t -304 + 93.5=0 5.4 tz imngtoany no. 2-27 ixorggs noom d) GRAPHICAL SOLUTION CILECA DMSLg (Draw a comprehensive graph of the functions from parts a-c above, labelling the x-y axis and the x,y coordinates of all of the relevant points from those problems):
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