# Questions on Algebra: Radicals -- complicated equations involving roots answered by real tutors!

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 Algebra: Radicals -- complicated equations involving roots Solvers Lessons Answers archive Quiz In Depth

 Question 180663: If a = -1 and b=2, then Square root 80a^4b/5b is equal to? Click here to see answer by Earlsdon(6294)

 Question 180806: The owner of a health foods store determines that the demand equation for selling a nutritional supplement is where p is the price in dollars and x is the number of bottles demanded per week. Solve the equation for x. How many bottles are demanded per week if the price of the supplement is \$13.50? Click here to see answer by stanbon(57984)

 Question 180847: Ok, I have been working on these two since 4 30 this morning and still can't figure them out. Could somebody help me before I go nuts? One is (z-6)^2-40=0 and 2x^2+7x+2=0 I keep getting some odd ball numbers and have not a clue what to do with them. Thanks in advance, Judy Click here to see answer by stanbon(57984)
 Question 180847: Ok, I have been working on these two since 4 30 this morning and still can't figure them out. Could somebody help me before I go nuts? One is (z-6)^2-40=0 and 2x^2+7x+2=0 I keep getting some odd ball numbers and have not a clue what to do with them. Thanks in advance, Judy Click here to see answer by Fombitz(13828)

 Question 181124: sqrt40a^3b^4 It asks that i right the expression in simplest radical form. since 40 and 3 has no sqrt i dnt no where to begin. Thanks for any help. Click here to see answer by stanbon(57984)
 Question 181124: sqrt40a^3b^4 It asks that i right the expression in simplest radical form. since 40 and 3 has no sqrt i dnt no where to begin. Thanks for any help. Click here to see answer by Alan3354(31538)
 Question 181124: sqrt40a^3b^4 It asks that i right the expression in simplest radical form. since 40 and 3 has no sqrt i dnt no where to begin. Thanks for any help. Click here to see answer by josmiceli(9819)

 Question 181134: solve the equasion: 2 times the cube root of 10-3x= the cube root of 2-x Click here to see answer by stanbon(57984)

 Question 181161: solve: cuberoot of 2x+15-3/2 times cuberoot of x=0 Click here to see answer by eperette(173)

 Question 181271: Find the real solutions of each equation. Please help me solve this equation - = 1 Here's the steps I took: 1. = 2. 2x+3=x+1+1+1 3. 2x+3= x+2+1 4. x-1=1 5. (x-1)^2=1(x+1) 6. x^2-2x+1=x+1 7. x^2-3x=0 8.(x-1)(x-2)=0 9. x=1, x=2 The answer in the book is -1 and 3 Click here to see answer by Fombitz(13828)

 Question 181424: what is the solution of this in scientific notation? 3x10^5 --------- 8x10^-2 Click here to see answer by eperette(173)

 Question 181477: How do I answer this problem? And fill out the table? f(x)= x + 3 The x is supposed to have a i guess u would call it a radical square root over it. x 0 1 2 3 4 5 Click here to see answer by Alan3354(31538)

 Question 181639: Directions: Rationalize the denominator. 5/6 -(square root of 5) Click here to see answer by Alan3354(31538)

 Question 181650: RADICAL FUNCTIONS Graph: y = √x x √x 0 ? 1 ? 2 ? 3 ? 4 ? 5 ? Is the graph a function? State the domain. State the range. Click here to see answer by solver91311(17077)

 Question 181748: The square root of 32 m to the fifth power Click here to see answer by stanbon(57984)

 Question 181913: I can not figure this out!! The base of a ladder is 15 feet away from the wall. The top of the ladder is 16 feet from the floor. Find the length of the ladder to the nearest thousandth. Click here to see answer by Alan3354(31538)

 Question 181915: Please help! The length of a rectangle is 1 cm longer than its width. If the diagonal of the rectangle is 5 cm, what are the dimensions of the rectangle in centimeters rounded to the nearest tenth? Click here to see answer by nerdybill(7011)

 Question 182059: I can not figure out the following equation: (z+2)^ -2/3 = 3 solving for z. (z+2) raised to the -2/3 power equals 3. Click here to see answer by Earlsdon(6294)

 Question 182183: how do you figure out the answer for (the cubed root of 6 * the fourth root of 6)^12? Click here to see answer by Alan3354(31538)

 Question 182132: the problem is radical 3+2n + radical 2-2n =3, when i type radical it means the 3+2n and 2-2n are under the radical sign. i hope you can help me understand. Click here to see answer by ankor@dixie-net.com(15747)

 Question 182180: Find the real solutions of each equation. 31. the sqrt of 10 + 3 and within this sqrt is the sqrt of x = the sqrt of x 33. (3x +1) to the power of 1/2 = 4 39. x to the power of 3/2 - 3x to the power of 1/2 = 0 Click here to see answer by solver91311(17077)