111 Answered Questions for the topic Solutions

04/23/14

Help please please
Solve (x^2-9)/x<=0 and write interval notation for the solution set. Show careful algebraic work/explanation.    
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Expert Answers •1
Solutions

03/13/14

What would be a line that is perpendicular to y=x?
I thought it y=-x+6 but don't no how to work it out
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Expert Answers •1

01/28/14

Word Problem
A solution is 10% citric acid. if 3 liters of a 20% citric acid solution are added to it, the result is a solution this is in a ratio of 13 parts citric acid to 102 parts "other than citric acid".... more
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01/06/14

Find all solutions in the interval [0,2pi): sin2x=cosx
This is for my trig class, thanks for the help! If you could, could you please show all your work? Thanks again!
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Expert Answers •1

01/06/14

Find all solutions in the interval [0,2pi): tan^2x+(sqrt3 - 1)tanx-sqrt3 = 0
This is for my trig class, thanks for the help! If you could, could you please show all your work? Thanks again!
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Expert Answers •1

01/05/14

Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class, thanks for the help!
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Expert Answers •2

01/03/14

Find all solutions in the interval [0,2pi): 4sin^2x=1
This is for my trig class. Thanks for the help!
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Expert Answers •1

01/03/14

Find all solutions in the interval [0,2pi): tan^2x + (sqrt3-1)tanx-sqrt3 = 0
This is for my trig class. Thanks for the help!
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Expert Answers •1

01/03/14

Find all solutions in the interval [0,2pi): sin2x=cosx
This is for my trig class. Thanks for the help!
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Expert Answers •1

01/03/14

Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0
This is for my trig class. Thanks for the help!
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Expert Answers •3
Solutions

11/29/13

find the solution to the following equation
a)log2(log3x)=4 b)ln(x-1)+ln(+2)=1  
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Expert Answers •2

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