Chat with AIExam 8: Radical Expressions and Equations
Exam 1: Building Blocks of Algebra379 Questions
Exam 2: Linear Equations and Inequalities With One Variable241 Questions
Exam 3: Linear Equations With Two Variables340 Questions
Exam 4: Systems of Linear Equations278 Questions
Exam 5: Exponents and Polynomials262 Questions
Exam 6: Factoring and Quadratic Equations288 Questions
Exam 7: Rational Expressions and Equations271 Questions
Exam 8: Radical Expressions and Equations237 Questions
Exam 9: Modeling Data74 Questions
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Suppose that a cylinder has a height of 8 cm. The volume of this cylinder is related to the radius of its base by the equation 
where V is its volume in 
. Find the radius r of this cylinder if its volume is 
. Round to two decimal places if necessary.
where V is its volume in . Find the radius r of this cylinder if its volume is . Round to two decimal places if necessary. (Short Answer)
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Find the distance between the points 
. Round to two decimal places if necessary.
. Round to two decimal places if necessary. (Multiple Choice)
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Simplify the expression. Assume that all variables under the radical represents positive values. 
(Essay)
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(33) Solve the quadratic equation by using the square root property. 
(Multiple Choice)
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(31) Solve the quadratic equation by using the square root property. 
(Multiple Choice)
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as 
.
Evaluate the radical expression for the given value of the variable. If the square root does not exist select not real as the answer. 
for 
for (Multiple Choice)
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(40) Add or subtract the radical expressions. Assume that all variables under radicals represent positive values. Simplify your answer. 
(Multiple Choice)
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(44) If a ball is dropped from a height of s feet it takes t seconds to hit the ground which is modeled by the equation 
. How long will it take the ball to hit the ground when it is dropped from 196 feet? Round to two decimal places if necessary.
. How long will it take the ball to hit the ground when it is dropped from 196 feet? Round to two decimal places if necessary. (Short Answer)
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(33) A model rocket is launched from the ground. Its height in feet is described by the equation 
t seconds after launch. When does the rocket hit the ground?
t seconds after launch. When does the rocket hit the ground? (Short Answer)
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(45) When police measure the length of a skid mark made by a car involved in an accident on a nearby road the police determine the speed s of the car (in mph) by the following equation: 
where d is the length of the skid mark in feet. What was the speed of the car when the length of the skid mark was 125 feet? Round to two decimal places.
where d is the length of the skid mark in feet. What was the speed of the car when the length of the skid mark was 125 feet? Round to two decimal places. (Multiple Choice)
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(39) The profit P in dollars that you earn from selling n cupcakes is given by 
. How much profit will you earn from selling 14 cupcakes? Round to the nearest cent.
. How much profit will you earn from selling 14 cupcakes? Round to the nearest cent. (Multiple Choice)
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