23,697 results
1. math

Can somebody please help me with this problem? This is the index-„³ 5 6^-5 The radical sign did not show, but the problem is: 5 is the index (outside the radical sign and then 6 is squared to the -5th power (inside the radical sign is under the radical

2. Math

Is the product of 4/7 and radical 16 a rational or irrational number? Explain.

3. math 9

when 5 radical 20 is written in simplest form, the result is k radical 5 what is the value of k? 1) 20 2) 10 3) 7 4) 4

4. math

Convert 11.42424242... to a rational expression in the form of a over b where b ≠ 0.

5. algebra

Rewrite the rational exponent as a radical by extending the properties of integer exponents. 2 to the 3 over 4 power, all over 2 to the 1 over 2 power

6. Math

1. Factor Form : 1x1x1x1 Exponent Form : 1^4 Standard Form : 1 2. Factor Form :2x2x2 Exponent Form : 2^3 Standard : 8 3.Factor Form : (-6)(-6)(-6) Exponent Form : (-6)^3 Standard : -216 4.Factor Form : 5x5x5 Exponent form : 5^3 Standard 125

7. Alg 1

Simplifying Radicals A gardener is mowing a 20-yd-by-40 yd rectangular pasture using a diagonal pattern. He mows from one corner of the pasture to the cxorner diagonally opposite. What is the length of this pass with the mower? Give your answer in

8. Math

Jeremy is playing a game called “Rational Round Up” where he has to collect all the numbers in a maze that are rational and then get to the end of the maze. When he collects a number, he must prove it is rational by writing it as a quotient of two

9. Math

Jeremy is playing a game called “Rational Round Up” where he has to collect all the numbers in a maze that are rational and then get to the end of the maze. When he collects a number, he must prove it is rational by writing it as a quotient of two

10. math

Write each of the following numbers as a power with a rational exponent: √2 5√(6^2)

12. Math

Use rational exponents to simplify the radical. If rational exponents appear after simplifying, write the answer in radical notation. 20sqrt(x^12)

13. algebra

Radical and Rational Exponent find roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 check this for me it find the roots of the problem.

14. algebra

solve the equation or formula for the indicated variable R=ts^2+3 a)s=under radical R-3/t (not under radical b)s=everything under radical R-3/t c)s=R (under radical)-3/t d)s=everything under radical R/t-3 Thanks again I feel really stupid not being able to

15. Geometry

I need help simplifying the radical (IN RADICAL FORM ONLY) What's the square root of 224? Can you please show how you got the answer so I can learn how to do it myself next time please.

Convert each mixed radical to an entire radical and each entire radical to the simplest mixed radical. 1.) ^3 root -192 The answer is -4 exponent 3root 3 but I can't figure out how to get the answer. 2.) -6 exponent 3root 13 The answer is exponent 3 root

17. Geometry

1.If two different lines are perpendicular to the same plane, they are: a. Collinear b. Coplanar c. Congruent d. Consecutive I think the answer is B, is that correct? Also, this: 2. Express 3 radical 75 plus radical 27 all over3 in radical form. I

18. math

Simplify each exponent. 'Write the answer in standard form and exponent form. 12^2 (2^8)*(2^-3) 2^15/2^8 4^5+4^2 (3^-3)^2 ((2)^4*(2)^5)/(2)^6 4^2-2^3 help....i forget how to do these. thanks,

20. Math

give examples of a rational number in fraction form. Write your rational number in its decimal form.

21. Math

Find the volume of a square pyramid with a base length of 14.2 cm and a height of 3.9 cm one point 18.5 CM exponent of three 71.0 CM exponent of three 262.1 CM exposure to three 786.4 CM exponent of three

22. math,correction

Can somoene helpme plz... Simplify radical 7 * radical 14 wouldn't it be radical (7*14) = radical (98) = 7radical (14) = 7 radical (2) The result is right, you erred on the next to last line. So how do i show that step that i am wrong in...

23. indian ridian ridge

Simplify the given expression to rational exponent form and justify each step by identifying the properties of rational exponents used. All work must be shown. 1/cubed root of x to -6 exponent

24. math,correction

Find the area of the rectangle shown in the figure. length = radical (3) + radical (5) width = radical (3) + radical (5) My answer: a= 8 + 2 radical (15) or a = 15.75 agree, you seem to be able to do these should i leave it as the radical form or the

25. Algebra 2

Ok so I'm suppose to do this Square root of 6 ___________________ Square root of 2 I know when you divide a radical over radical and they have the same what ever it's called (the same number outside of the radical that determines if it's cube root squared

26. math

Express each radical in exponential form. Simplify using the exponent laws when possible. a) √k^2/3 b √ab^2 c 4√81x^8y^12 d 3√x √x

27. Algebra

I'm adding 2(radical 50) + 12 (radical 8). I began by breaking the radical fifty into two parts: the radical of 25 and the radical of two. The radical of twenty five can break down into five, and the radical of two stays the way it is. Now it should read 2

28. math , help,algebra

i am up to this point in my problem but i don't know what to do next with it can someone show me. Directions: Simplify by combining like terms x radical(18) minus 3radical(8x^2) these are the steps that i've done so far. = x radical (2*9) -3radical

30. Math-Involing i's

1)What is the product of 5+ Radical (-36) and 1-Radical (-49) expressed in simplest a+bi Form? 2) Express Radical (-27) + i^22 + 3-Radical (-25) +5 Radical (-3) in simplest a+bi form.

31. MATH

I'm having a hard time understanding Rational exponents Simplify if possible 1.(-8)1/3 **note 1/3 is the exponent 2. -49 5/2 ***note 5/2 is the exponent

34. ALGEBRA

Rewrite this as an rational exponent: (√7mn)^7

35. math,correction,plz

Perform the indicated division. Rationalize the denominator if necessary. Then simplify each radical expression. Problem #54 (6-radical(20))/(2) My answer: 3-radical(5) Problem #50 Find the area of the rectangle shown in the figure. width = radical (3) +

36. Pre Algebra

what would 6(1/3) be equal to? I'm currently doing Exponential Growth and Decay, but I don't quite understand how to do this one.... The problem is y=6(1/3) exponent x and it goes from exponent 1-5... if the exponent is 2, then 6(1/3) exponent 2 would be

37. algebra

3 radical x - 4 radical y divided by 3 radical x - 2 radical y = ( i think im supposed to use the distributive property, after the conjugate. but didn't know if i could just cancel? thanks.

38. Math Algr.2

Convert to standard form (AX+BY=C) 1.y=3/2x+6 2. 2/3y=2x-5 3.7y-21=1/2x 4.-2/3x+3/4y=1 Convert to Slope/intercept form (y=mx+b) 1.3x-27=14 2.-9y-6x-18=0 3.8-2x+4y=0 12x=4y-8 I need help going through this because I am not sure if I am doing everything

39. alg2/trig

1)3x^2-12x-21 solve by completing the square in simplest radical form 2) (1/x+3)-(2/3-x)=(4/x^2-9)find values of x 3)3/radical(3a^2b^4) is equivalent to 4) factor completely 27x^-75x^4

40. Math

Find the domain of the following functions. 1. y= radical(x-3) - radical(x+3) 2. y= [radical(2x-9)] / 2x+9 3. y= radical(x^2 - 5x -14) 4. y= [cubed root(x-6)] / [radical(x^2 - x - 30)] I'm terrible at finding domains.. so any help with these problems would

41. math, correction,plz

can someone correct these for me plz.... Problem#36 Use Property 2 to simplify each of the following radical expressions. Radical (10)/(49) My answer: (radical(2 times 5))/(7) Use the properties for radicals to simplify each of the following expressions.

42. Math

How do I transform this into simple radical form... I have no idea how to do this could you please tell me the logic behind how you do this and step by step thanks (5^(1/2)-3^(1/2))^2 thanks again Also can you tell me how to transform this one into radical

43. math situation

use rational exponents to write x 1/4.y 1/6.z 1/9 as a single radical expression

44. Math

Rational numbers are fractions and their opposites. All of these numbers are rational numbers. Show that they are rational by writing them in the form a/b or -a/b. 0.2-1/5 -√4 0.333-333/1000 √100 -1.000001 √1/9 All rational numbers have decimal

45. Math

Can someone help me reword these two things? I don't like how I did them but I can't think of anything else. Thanks!! 1. PROMPT: What do you do to check whether a number is rational or irrational? In your explanation, use an example of an irrational and a

46. Math

Convert the following to a rational exponent. What is your exponent in simplest form? cuberoot(9^12) a).3/12 b).1/4 c).4 d).12/3 I think the answer is is d.

47. math

Simplify the following, state the answers with a rational exponent: (radical sign) 5^10 the 5^10 is under the radical

48. college algebra

3y^2+8=0 (3y+2)+(3y-2)=8+0 3y=-8 y=3/8 Radical and Rational Exponent this chapter is hard for me.

49. math

how to rewrite the radical (index is 8)√5^2 as 5 to the power of a rational exponent ?

50. algebra

-3square root 18 over-6= -1 Radical and Rational exponent check this for me please see if it right.

51. algebra

square roots 12a^3/25 equal what it radical and rational exponent

52. Math

Use rational exponents to simplify the radical. If rational exponents appear after simplifying, write the answer in radical notation. 3sqrt(2)/ 5sqrt(2)

53. Math 117

Use rational exponent to write 4 cube root x multiply by 6 cube root 6x as a single radical expresion.

54. Math 117

Use rational exponent to write 4 cube root x multiply by 6 cube root 6x as a single radical expresion.

55. trigonometry

Simplify and write in standard form. 1.) (radical 3 + i radical 15)(radical 3 - i radical 15) 2.) 8 + 16i / 2i Thanks again everyone. Any help is appreciated.

56. Math

How do you convert 6 3/8 to each rational number into the form a/b ?

58. math

convert each of the following rational numbers to the form a/b, where a and b are integers and b not equal to 0.

59. Math

In math we're doing a review sheet and i don't get any of it so can someone please help!! What is the simplest form of the expression Radical 28 + radical 175 - radical 7

60. Math Algebra

Simplify in radical form 2-√12 / 3+√5 Two minus radical twelve over three plus radical five. I believe I have to multiply by the conjugate but it’s coming out to a weird answer, could anyone solve and explain thanks.

61. Math

Simplify each exponent. 'Write the answer in standard form and exponent form. 12^2 (2^8)*(2^-3) 2^15/2^8 4^5+4^2 (3^-3)^2 ((2)^4*(2)^5)/(2)^6 4^2-2^3 help....i forgot how to do these. thanks,

62. Math

I have three more questions I do not understand. 1. Two points (-1,1) and (3,-2) are graphed on a coordinate plane. What is the shortest distance between the points? A. 3 B. 4 C. 5 D. 7 I have no idea how to do this. 2. Which expression represents the nth

63. Math

The area of one of the faces of the cube below is x^2+2x+1 cm^2. Find an expression in mixed radical form for the length of the interior design. My Work: Step 1: a^2 + b^2 = c^2 =(x-1)(x-1) x-1 equals to all the sides of the cube Step 2: a^2 + b^2 = c^2

64. math,correction

Find length x in each triangle. Express your answer in simplified radical form. leg 1 = 8 leg 2 = x hypotenuse = 12 MY answer: so x = ã80 I got √80 or appr. 8.94 yes the symbol is a radical. also since the directions say to leave as a radical form

65. math,help

can someone help me plz...last problem simplify (7 + radical (5))(7- radical (5)) for this one i have no idea (a+b)*(a-b)= a^2 - b^2 memorize that, it is the factors of the difference of squares. In this case, a=7, b= sqrt5 so, it simplifies to 49-5=44 So

66. college algebra

Radical and Rational Exponent find roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 this is my answer am I right. check this for me it find the roots of the problem

67. algebra

Radical and Rational Exponent find roots square roots of 12a^3/25=6a^3 -3-square roots 18/-6=-1 check this for me it find the roots of the problem.

68. math

what is the purpose of changing radicals to rational exponent and changing rational exponent to radicals?

69. calculus

derivatives differentiate y=x^7/3 So far I have Y=7/3X Is this all there is to this problem? Using the power rule, you bring the exponent down, just like you did. Then, you subtract one from the given exponent to get the new exponent. 7/3 - 1 (which is

70. Algebra

How do you simplify the following and please show all work. (-3x(-4 exponent)y(3 exponent) ______________________________ (2x(5 exponet) y(-2 exponent) then the whole equation is in ()with a -2 exponent

71. math

If 3 to the exponent negative x is equals to 4t, express 4 to the exponent x minus 1 plus 4 to the exponent x plus 1 all over 17 times 12 to the exponent x in terms of t?

72. Math 6th grade plz check plz

what are the perimmeter and area of a retangle with a leghth of 20 in and a width of 15 in A. P=35in, A = 300exponet of 2 B.P=70in, A = 300 exponent of 2 C. P=30in, A= 70 exponent of 2 D. P=35in, A=200 exponent of 2**** What are the Perimeter and area of a

73. Math 6th grade plz check plz

what are the perimmeter and area of a retangle with a leghth of 20 in and a width of 15 in A. P=35in, A = 300exponet of 2 B.P=70in, A = 300 exponent of 2 C. P=30in, A= 70 exponent of 2 D. P=35in, A=200 exponent of 2**** What are the Perimeter and area of a

74. i really need help math

what are the perimmeter and area of a retangle with a leghth of 20 in and a width of 15 in A. P=35in, A = 300exponet of 2 B.P=70in, A = 300 exponent of 2 C. P=30in, A= 70 exponent of 2 D. P=35in, A=200 exponent of 2**** What are the Perimeter and area of a

76. Math

When square root of 2800 is written as a mixed radical in form of a radical b, the value of ab is A) 7 B) 27 C) 140 D) 280 I square root and simply it and got the answer 20 radical 7. But how do I find the value of ab

77. math

*cubic square root*125h^9s^1/*cubic square root*h^-6s^-1 The expression above equals kh^rs^t where r, the exponent of h, is..? and t, the exponent of s, is...? and k, the leading coefficient is...? all answers should be rational numbers

78. math

Solve radicals. 1. √8 /√32 (radical 8 divided by radical 32) = √1/√4 (divided numerator & denominator by 4) = 1/2 (simplify radical 1 over radical 4) 2. √7 /√49 (radical 7 divided by radical 49) = √7 /7 (simplified radical 49 = 7, but kept

79. algebra

Is this a true statement? Polynomials and radical expressions differ because radical expressions contain rational numbers as exponents and polynomials do not.

80. algebra

Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 4/x-y , 5/2y-2x

81. Geometry, help!

Circle O has a radius 28. Radii OM and ON form an angle of 60 degrees. Find MN. A) 28 radical 2 B) 28 C) 56 D) 56 radical 3 Is it A) ?

82. Algebra

Express the radical in simplied form: The 5th root of 2430 I do not know how to type in the radical sign.

83. Math

Why is is important to understand rational exponent?

84. Math

Rewrite rational exponent 3sqrt22

85. Math 117

Why is it important to find nonperfect roots in radical form to simplify the process of performing basic operations with radical expression?

86. math

why is it important to find nonperfect roots in radical form to simplify the process of performing basic operation with radical expression?

88. Algebra2

How do I solve this rational exponent equation? (2x)^1/2 = x - 4 Thanks in advance ^^

89. math

please help me with this!!! How can I rewrite this as a rational exponent? 3 square root 2^7 Thanks

90. algebra

Re-write with a rational exponent and simplify. ^3 sqrt:22

91. MATH

Use a property of rational exponent to simplify this equation (C^6) ^7

92. algebra

(^7ã2x^6y)^11 can you explain to me how to rewrite this rational exponent

94. algebra

How do I rewrite this equation using radicals instead of rational exponents? I rewrote the whole equation in simplest form 25x^(11/10)4√y How do I rewrite it with radical exponents?

95. trig

find the distance from the orgin to each of the following points .If your answer is irrational,leave it in radical form. a.(3,-7) b.(-4,6) c.(0,5) d.(6,0) e.(-2,-4) f.(0,0) my answers : what do they mean by leave it radical form a.sqrt 58 b.Sqrt 52 = 2sqrt

96. Math exponents

Please explain how to get the prime factorization in exponent form as in example the number 24. What would be the exponent form? Thx, J The factors are 2 and 3. The prime factorization of 24 is (2^3)*3 We would say that 2 has order 3 and 3 has order 1.

97. Pre cal

find all zeros of x^4-5x^3+10^2-20x+24 (leave all irrational answers in radical form) i simply don't understand this question, i can find the rational value but never can i calculate how to find the irrational values nor the imaginary number values. what

98. Math

Use rational exponents to write x1/6*y1/5*z1/4 as a single radical expression

99. math

- radical 2 belongs to which groups irration , real,rational

100. algebra

1.what is the simplest form of the producy sqrt 50x^7y^7 * sqrt 6 xy^4 2. What is the simplest form of the radical expression 4^3 sqrt 3x + 5^3 sqrt 10x 3. What is the simplest form of the radical expression sqrt 2 + sqrt5 / sqrt 2 - sqrt 5 if someone