math correction
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math,help
i need help with this one i've tried it many ways and still can't figure it out because it has the lines going between two solid lines. find the xintercepts. y = x^2 +5x+2 x intercepts is when y is zero. 0=x^2 +5x+2 using formula
asked by jasmine20 on April 15, 2007 
algebra,math,help
Use Property 2 to simplify each of the following radical expressions. sqrt (10)/ sqrt(49) My answer: sqrt (10) / (7) THis next one i need help: Use the properties for radicals to simplify each of the following expressions. Assume
asked by jas20 on March 9, 2007 
Inequality
When I solve the inquality 2x^2  6 < 0, I get x < + or  sqrt(3) So how do I write the solution? Is it (+sqrt(3),sqrt(3)) or (infinity, sqrt(3))? Why? Thanks. So would this work? abs x < ( sqrt 3 ) or  sqrt 3
asked by Jen on November 5, 2006 
college algebraPlease help Reiny please
You helped me with this question and this is what I got but my Professor says that each x and y intercept needs to have a coordinate. Where did I go wrong?? Can you help me? x^2+y^2+4x+2y20=0 x^2+4x+4+y^22y+1=20+4+1
asked by ladybug on October 26, 2012 
Math
So I am supposed to solve this without using a calculator: Sqrt[20]/10  Sqrt[10]/Sqrt[32]  Sqrt[0.3125] + Sqrt[3 + 1/5] You can put this into WolframAlpha as is to make it prettier. Answer given is 1/2 * SQRT(5) I really don't
asked by Mr.AMG on April 17, 2015 
Math(Roots)
sqrt(24) *I don't really get this stuff.Can somebody please help me? The square root of 24 is 4.898979485566356 I know that..lol,but it says not to use decimals.Here is an example they gave me. Ex.sqrt(18)=sqrt(2*3*3)=3sqrt(2)
asked by Margie... on December 18, 2006 
math,correction
is this correct: solve: 5(x2)^2=3 My answer: (10 +/ sqrt 15)/(5) looks like you expanded, then used the formula and you got the right answer properly reduced. I think you are getting this!!! I don't want to confuse you but I
asked by jasmine20 on April 19, 2007 
calc: avg value
Find the average value of the function "f(x) = x^2 sqrt(1+x^3)" on the interval [0,2]. and this is what i did.. please check for mistakes. thanks :D f(x) = x^2 sqrt(1+x^3), [0,2] f ave = (1/(ba))*inegral of a to b for: f(x) dx f
asked by COFFEE on July 2, 2007 
math;)
Find the unit vector in the direction of u=(3,2). Write your answer as a linear combination of the standard unit vectors i and j. a. u=3[sqrt(13)/13]i+2[sqrt(13)/13]j b. u=3[sqrt(5)/5]i+2[sqrt(5)/5]j c.
asked by girly girl on May 17, 2018 
Math
Hello! If you can help me with these 3 questions I would love it! 1. How do you simplify sqrt5 + 6 sqrt 5? I think that it is 5 sqrt10. Am I correct? 2. 5 sqrt 7 +2 sqrt 175. I think the answer is 7 sqrt 182 3. What is the domain
asked by The Great Undertale fanatic on May 20, 2019