27 Answered Questions for the topic Radical Equations

Radical Equations Calculus

02/12/19

Find the derivative of (x^3)√[(x^2) - 8]
I know how to solve derivatives, but this one is just a bit daunting and I don't know where to start with it.Let f(x) = x3 √(x2 – 8), find f´(x).
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Radical Equations Word Problems

09/12/18

Word problem including radical equations
What does it mean to ‘carry my intermediate computations to at least four decimal places’? The example question and answer confused me more than it did help. ( _/ is the square root sign) Example... more
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Radical Equations Math Problems

07/22/18

radical equations
The volume of a cone of sand moved by harvester ants given it's radius can be found with the following formula r=3√3V/2πr A mound of gravel is in the shape of a cone with the height equal to twice... more
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Radical Equations

07/21/18

math word problem
Using the formula developed by Dr's Mosteller, doctors can approximate the Body Surface Area (BSA) of an adult. the formula is written as BSA=√HW/3600 where H is the Height in cm and W is the... more
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Radical Equations Math

05/03/18

3 + (4 - x)^3/2 = 11 How to solve?
How is this question solved I really don't understand
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Radical Equations Math Math Help Radicals

05/03/18

√24x^5 simplified
the √ is supposed to be the square root symbol and 24x^5 is under it 
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Radical Equations

05/01/18

i need to solve √z+1 + √2z+3= 1
z+1 and 2z+3 are both under the radical   *im lost, i need help preferably step by step*
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Radical Equations

04/28/18

what is √2m+6=1+√7-2m
i need to solve √2m+6=1+√7-2m   *2m+6 and 7-2m are both under the radical*    
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Radical Equations Algebra

04/28/18

i need help solving the radical equation √y+1=y+1
i need to solve the square root of y plus one equals y plus one.   √y+1=y+1
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10/28/17

Break down and solve the equation √x+3=√x+13?
Break down and solve the equation √x+3=√x+13? I have tried to look for solutions and everywhere I look it said that there isn't one but my question says different.
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Radical Equations

08/10/17

How far can you see the horizon through an airplane window at height of 8,000 m
Approximately, the distance d in miles that a person can see to the horizon is representedby the equation 𝒅 = √𝟑𝒉𝟐, where h is the height where the person is. (1 mile = 1, 609.3 m)
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08/08/17

Write in simplified radical form.
√27x5y3
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Radical Equations

05/18/17

Please help! radical equation
                                                                             ___ Is x=18 in the solution set of the radical equation 4 √x-2+4=2 (4 root of x minus 2 end root plus 4 equals 2)? Tell... more
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Radical Equations

05/18/17

Radical Equation help
                                                                             ___ Is x=18 in the solution set of the radical equation 4 √x-2+4=2 (4 root of x minus 2 end root plus 4 equals 2)? Tell... more
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Radical Equations

05/03/17

Radical Equations
The voltage V in a circuit is given by V = √PR , where P is the power in watts and R is the resistance in ohms.   a. If the voltage in a circuit is 120 volts and the circuit produces 1500 watts... more
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Radical Equations

04/25/17

Find the missing lengths in the triangle, if y = 38.10.
it is a right angle with two 45 degree angles.  I know the one side is also 38.10.  I am not understanding how to find the hypotenuse.  
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Radical Equations

04/20/17

According to the formula s=3\sqrt(r ). If engineers expect 30mph traffic, what radius should they specify?
college algebra question from web assign relating to radical equations
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Radical Equations

11/28/16

(√7a+4 - √3-a)^2
7a+4 is under one root  3-a is under on root i get I need to do foil but I don't know how  the ^2 means its squared
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Radical Equations Inequalities Word Problem Alegbra 2

10/20/16

Solving Radical Equations and Inequalities
The diameter d in inches of a rope needed to lift a weight of x tons is given by the formula d=(√15x)/π How much weight can be lifted with a rope with a diameter of 1.5in.?π= 3.14 (pi)
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Radical Equations

10/02/16

Solve for x pls
√x-1 + 3 = x x-1 is all under the root   √7-6x  + 3x = 2 7-6x is all under the root
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Radical Equations

10/02/16

Solve for x
x + 5 = √x+5   + 6   the x+5 is all under the root   √3x+10  - 4 = x the 3x+10 is all under the root   √2x+1  + √x = √5x+5  
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Radical Equations

08/04/16

Help me solve this radical equation.
I realize that I didn't properly type out my problem last time. If someone could help me solve this problem, that would be great. Thank you! x-6=√(19x+36)
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Radical Equations

08/04/16

Solving Radical Equation
Can someone please help me solve this.   x-6=√19x=36
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10/05/15

I don't understand :/ ?
So the problem I have is (x-4)2/3=100. I used the "help me solve this" feature and it gave me:   ((x-4)2/3)3/2=+-(100)3/2   and that gave me:   x-4=+-1000     I know how you got x-4 by... more
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Radical Equations Algebra 2 Word Problem

04/19/15

Rational Equations
Calvin finds that the volume of laughter in response to his jokes (v) varies directly with the square of the number of people present (p), but inversely to the length of time to tell the joke (t).... more
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