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

Tutors Answer Your Questions about Radicals (FREE)

Question 1132147: Factor as completely as possible with integral coefficients and integral exponents
Click here to see answer by ikleyn(52776)

Question 1132142: Find the sum:

P.S. to all tutors who are willing to solve this question, all the square root signs are supposed to be cube roots. I just did not know how to insert the equation. ALL THE SQUARE ROOT SIGNS ARE SUPPOSED TO BE CUBE ROOTS!!!!!!
Click here to see answer by ikleyn(52776)

Question 1132145: In the equation 2x^2 � 3x + 4 = 0, what is the sum of the squares of the roots?
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Question 1132148: Find four nontrivial (not 1) factors in terms of x and y whose product is

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Question 1132936: -9radical7x-3= -radical 8x+6
Click here to see answer by ankor@dixie-net.com(22740)

Question 1132982: Can someone please help explain how to correctly solve this.
Simplify the expression. (Assume that all variables are positive.)

w^3/2 - w^3/2

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Question 1133226: what is the correct solution?
√-80 (square root of -80)
a.i√-80
b.-4i√5
c.-80i
d.4i√5
*√ (symbol of a square root)
Click here to see answer by greenestamps(13198)

Question 1133226: what is the correct solution?
√-80 (square root of -80)
a.i√-80
b.-4i√5
c.-80i
d.4i√5
*√ (symbol of a square root)
Click here to see answer by ikleyn(52776)

Question 1133465: find the distance between (2, 3) and (- 4, 9) in radical form
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Question 1133465: find the distance between (2, 3) and (- 4, 9) in radical form
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Question 1133758: A cell phone is listed as being 6 inches. This distance is the diagonal distance across the screen. If the screen measures 4 inches in height, what is the actual width of the screen?

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Question 1133825: Find the Domain of √x - y3 = 0 (square root of "x" - y(cubed) = 0
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Question 1133833: Solve 2x^3+3x^2+5x+2=0
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Question 1133829: If P(x) is divided by x-2, the equation is x^2 -6x-10 and the remainder is -5. Find P(x)
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Question 1133831: Using Decarte’s theory list all possible rational solutions for the following equation.
F(x) = 14x^3-12x^2-7x+24
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Question 1133828: Find a cubic equation in standard form with intergral coefficient that has 4 and 2-i as roots
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Question 1133830: Solve 3x^4 -5x^3 - 7x^2 + 3x+2 =0 given that 2/3 is a root
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Question 1133827: Solve the equation x+ 3x^2-18x-40=0
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Question 1134045: Solve: 2x^4+3x^3+8x^2+15x-10=0
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Question 1134042: Solve 3x^4 -5x^3-7x^2+3x+2=0 given -1 is a root and 2/3 is a root.
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Question 1134044: Solve: x^3 +3x^2-14x-20=0
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Question 1134044: Solve: x^3 +3x^2-14x-20=0
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Question 1134096: If the expression x=sqrt(2+sqrt(2+sqrt(2+sqrt(2+...) extends to an infinite number of roots and converges to a positive number x, what is x?
Click here to see answer by Edwin McCravy(20054)

Question 1134147: Evaluate. P(x) = 3x^4+2x^3-4 for P(1/3)
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Question 1134147: Evaluate. P(x) = 3x^4+2x^3-4 for P(1/3)
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Question 1134148: Indentify the number of positive, negative, and imaginary roots, all rational roots , and the total amount of roots.
x^3+x-6=0
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Question 1134148: Indentify the number of positive, negative, and imaginary roots, all rational roots , and the total amount of roots.
x^3+x-6=0
Click here to see answer by ikleyn(52776)

Question 1134155: Divide using long or synthetic division. 2x^4-3x^2+7x-8 / x^2+x-3
Click here to see answer by Boreal(15235)

Question 1134155: Divide using long or synthetic division. 2x^4-3x^2+7x-8 / x^2+x-3
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Question 1134154: If y varies directly as x, and y=6 when x=9 find y when x =27
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Question 1134153: If y varies inversely proportionate as x, and y= 3 when x= 4 find x when y=6
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Question 1134152: If z is jointly proportional to x and y, and z =18 when x =0.4 and y =3 find z when x= 0.6 and y= 4
Click here to see answer by josgarithmetic(39616)

Question 1134150: Solve completely.
x^2+x-10=0; one root is -1 +2i
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Question 1134151: Solve completely. x^4-3x^3-2x^2+10x-12=0
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Question 1134151: Solve completely. x^4-3x^3-2x^2+10x-12=0
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Question 1134142: If the sales tax on a $60 purchase is $3.90, what would it be on a $240 purchase?
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Question 1134194: y^2/3-4/9=0
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Question 1133832: Solve x^4-6x^2+24x-40=0
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Question 1134600: Find the square roots of 2500.
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Question 1134634: a farmer has 450 feet of fencing and wants to enclose a rectangular area of 8750 ft^2. What dimensions should she use?
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Question 1134760: How many integers are between 6.01 and 7.75

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Question 1134897: 3. Determine whether the following statements are always true·, sometimes true and never true'. If you put "Never true". provide a counter example showing that it is false.
a. The fourth root of a positive number is a positive number.and the fourth root of a negative number is a negative number.
b. Every positive number has two cube roots. one of which is the opposite of the other.
c. The square root of a number that is not a perfect square is an irrational number
d If the radicand of a radical expression is evenly divisible by a perfect square greater than 1. then the radical expression is not in simplest form.

Click here to see answer by Glaviolette(140)

Question 1134898: Why is it NOT necessary for two radical expressions have the same index if they are to be multiplied? Provide your own example including correct answer.
Click here to see answer by MathLover1(20849)

Question 1135098: 800=8*10power8*x-3\2
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