1. Radicals w/rational exponents

    Could someone please help me with this. Assume nonnegative and simplify. v45 + v80 - 3 v20 I couldn't figure out how to insert the radical sign so the v represents the radical sign. (3v5 + v3)(v2 + 2v5) (v3+ 4v7)2square ans=root of 5 sqrt45 + sqrt80 - 3

    asked by Michelle on November 14, 2006
  2. Math Reiny?

    Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) I got ∛16y^27 Am I right?

    asked by Sabrina on September 25, 2010
  3. algebra

    multiply and simplify by factoring. Assume that all expressions under the radicals represent nonnegative numbers. ^4 sq. rt. (810x^8y10)= show steps if possible.

    asked by Randy on June 10, 2012
  4. algebra

    I am really stuck, can someone please help me with this? Multiply and simplify by factoring. Assume that all expressions under radcals represent nonnegative numbers. (type in radical form) ∛(y^13 ) ∛(16y^14 )

    asked by C on July 14, 2008
  5. Please help! MATH

    Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) Am I supposed to add the exponents and multiply the little 3's?

    asked by Sabrina on September 25, 2010
  6. Math

    Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) Am I supposed to add the exponents and multiply the little 3's?

    asked by Sabrina on September 24, 2010
  7. Math anxiety!!!

    Multiply and simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. ∛(y^13 ) ∛(¡¼16y¡½^14 ) Am I supposed to add the exponents and multiply the little 3's?

    asked by Sabrina on September 25, 2010
  8. Algebra 1B

    I really need help with this but I'm not sure if I'm going to put it in the correct form. The problem says to multiply and simplify by factoring. Assume that all expressions under radicals represents nonnegative numbers. Simplify your answers. Type in

    asked by LeAnn/Emergency on February 28, 2010
  9. Algebra 1 (Reiny)

    Simplify. All variables represent nonnegative numbers. 1. 3^√8m^3 2. (a^2b^4)^1/23^√b^6 3. 3^√27x^6

    asked by Anonymous on February 7, 2014
  10. math

    Prove that if x and y are nonnegative real numbers, then (x+y)/2 ≥ sqrt(xy). Use the technique of working backward from the desired conclusion. Where in the proof do we use the fact that x and y are nonnegative?

    asked by Meg on February 3, 2011
  11. math

    If true, prove. If false, provide just a counterexample: a. For every function f from nonnegative integers into nonnegative reals, o( f ) = O( f ) −Θ( f ) . (Here, “-“ denotes the set difference: A – B consists of elements in A that are not in

    asked by huing on March 29, 2014
  12. 8th Grade Algebra: Answer Check

    Find the length of the 3rd side of each right triangle. 1. 8^2+15^2=c^2 Answer: c=17 2. 5^2+b^2=13^2 Answer: b=12 3. 9^2+13^2=c^2 Answer: c~15.81 Simplify. Assume that all variables are nonnegative. { this means square root 4. {12 Answer: 2{3 5. 2{75

    asked by Joy on January 20, 2009
  13. algebra

    write with postive exponents. Assume that even roots are nonnegative quantities and the demoninators are non zero (2x/y^2)-^4

    asked by mema on June 9, 2011
  14. algebra

    rewrite with positive exponents.Assume that even roots of nonnegative qauntities and that all denoinators are nonzero (3/ua^2)^-4

    asked by cheryl on February 16, 2011
  15. math

    Solve the formula for the given letter. Assume all variables represent nonnegative numbers. a^2+k^2=j^2, solving for a

    asked by jen on April 6, 2010
  16. math

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero. (2x/y2)^-4

    asked by NATASHA on June 21, 2011
  17. algebra

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero. (2x^2y-^1)^-6

    asked by Katrina on December 20, 2011
  18. Algebra

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero. (3y(2/3))^-3

    asked by toni on July 1, 2011
  19. intermediate algebra

    rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero. [3}^-4 --- ua^2}

    asked by ROCKY on July 30, 2011
  20. Algebra

    4ã(50x)+3ã(2x)+ã(72x) Combine. Assume that all variables represent nonnegative real numbers.

    asked by Becky on October 15, 2012
  21. intermediate algebra

    rewrite with positive exponents. Assume that even roots are nonnegative quanities and that all denominators are nonzero. [3/ua^2)^-4

    asked by ROCKY on August 3, 2011
  22. intermediate algebra

    Rewrite with positive exponents.Assume that even roots are nonnegative quanities and all denominators are nonzero...(4xy^-2)^-2

    asked by Lueshelle on April 24, 2012
  23. math

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(6xy/y)^-3

    asked by kozy on May 3, 2011
  24. aglbera

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(6xy/y)^-3

    asked by kozy on May 3, 2011
  25. math

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(6xy/y)^-3

    asked by kozy on May 3, 2011
  26. math

    add simplify by collecting like radical terms if possible assuming that all expressions under radicals represent nonnegative numbers ã2a+5ã8a^3 i have the answer as (1+10a)squareroot symbol 2a is this correct?

    asked by Allison on November 12, 2011
  27. aglbera

    Rewrite with positive exponents. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.(6xy/y)^2 Express in terms of i. 2ã-36

    asked by kozy on May 1, 2011
  28. intermediate algebra

    rewrite with positive exponents. assume that even roots are of nonnegative quantities and thst all denominators are nonzero. 1 )-3 ----- xy^3 )-3 everything times the negative power of 3 help please

    asked by TB on August 22, 2012
  29. Math I really need help!

    Multiply and simplify by factoring. Assumem that all expressions under radicals represent nonnegative numbers. ∛(y^13) ∛(16y^14) ∛y^13 x 16y^14 ∛16y^27 Am I even close here?

    asked by Sabrina on September 25, 2010
  30. Algebra

    Solve the formula for the given variable. Assume all variables represent nonnegative numbers. A=6s^2, for s A. A/6 B. SQRT A/6 C. -SQRT A/6 D. Not given I believe the anser is B, but not 100% sure

    asked by Jen on November 22, 2009
  31. Math SCREAMING for HELP

    Use the quadratic formula to slove the equation. x^2-x=-7 This is what I have got so far and I do not think this is right: x=1(-1)±√-1^2-4(1)(7)/2(1) x=1±√1-4(7)/2 x=1±√-21/2 x=1±-21/2 and here I am lost! Use rational exponents to simplify.

    asked by Sabrina on September 24, 2010
  32. Algebra 2 Answer Check

    Simplify. 1. 5√6 - √24 A: 3√6 2. Evaluate 3y + 5xy - x for x = 4 and y = 2 A: 42 3. Simplify 3x(5y + 4) - 2xy - 10x + 6x^2 A: 3xy + 2x + 6x^2 4. Evaluate 5^-3 A: 1/125 5. Simplify ((-2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A:

    asked by Victoria on September 19, 2014
  33. Calculus

    In a chemical reaction, substance A combines with substance B to form subtance Y. At the start of the reaction, the quantity of A present is a grams, and the quantity of B present is b grams. Assume a is less than b. At time t seconds after the start of

    asked by Katrina on April 10, 2011
  34. Algebra 2 Answer Check

    A food order at a restaurant is paid for with a $10 bill. What function represents the difference between the cost of the food and the change returned? Assume that this difference is nonnegative. A: f(x) = |2x -10|

    asked by Victoria on October 13, 2014
  35. Medical

    Identify the correct code for family history of breast cancer, female? A. V43.82 B. V16.3 C. V45.82 D. V10.3 I think it is B is this correct?

    asked by Sis on July 4, 2012
  36. Math- Completely confused!

    Simplify each expression (where possible) and write the answer without using negative or fractional exponents. Assume that X>0. a. 8x^(1/3) b. (-8x)^(1/3) c. (8x)^(-1/3) d. (3x^(3/4))(16x)^(1/4) e. (x^(1/2)) / (x^(5/2) so far my answers are : a.2x b. -2x

    asked by Jackie on August 21, 2010
  37. Excel

    How would you write a formula to divide the number in the cell v45 by the number in cell b78

    asked by Kimberly on January 25, 2013
  38. Algebra 2

    1. Simplify ((-2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A: (-8y^21)/(x^3) 2. Simplify 3x(5y + 4) - 2xy - 10x + 6x^2 A: 13xy + 2x + 6x^2 or 6x^2 + 13xy + 2x 3. Evaluate (2.0 x 10^-7)/(8.0 x 10^-9). Write the answer in scientific notation. A:

    asked by Victoria on September 19, 2014
  39. Algebra

    1. LCM of 15x^7 and 45x^7 2. Marla can shovel the driveway in 60min and Bill can do it in 45min how long would it take them to do the job together? 3. Divide and simplify: x^2-4/x divided by x+2/x+8 4. add and simplify: 5/49z^3 + 1/35z^2 5. simplify by

    asked by Anonymous on November 21, 2010
  40. algebra

    1)Simplify:(6x^3-16x^2+11x-5)/(3x-2) answer= 2x^2-4x+1-3over3x-2 2)Factor 27x^3-1 completley. answer= (3x-1)^3 if this isnt correct,im not sure how to solve it b/c this makes the most sense to me. 3)Simplify: x^2-3x-28 over x^2-9x+14,assume that the

    asked by erin on August 2, 2007
  41. algebra 1 help

    simplifying square roots 1) find volume of this prism? v=bwh b=√12" w=√6" h=√8" 2)simplify: √576 3)simplify: √400 4)simplify: √256 5)simplify: √(1/4)

    asked by anonymous on May 3, 2013
  42. algebra 1 help

    simplifying square roots 1) find volume of this prism? v=bwh b=√12" w=√6" h=√8" 2)simplify: √576 3)simplify: √400 4)simplify: √256 5)simplify: √(1/4) ex 2√5 + 6√5= 8√5 the answer has to be in √ but i don't understand it i got help by

    asked by anonymous on May 4, 2013
  43. 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 that all variables

    asked by jas20 on March 9, 2007
  44. algebra

    When is the following a true statement? ã(a+b) = ãa + ãb if a and b are nonnegative.

    asked by laura on April 28, 2008
  45. algebra

    When is the following a true statement ? (a+b) = a + b if a and b are nonnegative.

    asked by laura on April 28, 2008
  46. Intermediate Algebra

    I have a take home test and I'm stuck on a couple. Anyone help please? 1. Find the vertex & axis of symmetry: -5(x+4)^2-4 2. Find the vertex & axis of symmetry: y=x^2-10x+3 3. Simplify: (2i+5)(3+4i) 4. Simplify: 3(21+2i)+(4-5i) 5. Simplify: (27x^2y^3)^-3/4

    asked by Krystle on April 4, 2008
  47. algebra... help soon please

    i cannot figure any of this stuff out. please help. if you can there are 15 more of these... 1. Simplify 5 + (7-1)2/6 A11 B41/6 C51/6 D7 E17/6 F23 2. Simplify (26/2 + 33)/(23) A11/3 B5 C20/3 D8 E6 F131/8 3. Simplify [7+2(5 - 9)2]/[(4+1)2 - 3(22)] A-23/2

    asked by whitney on September 8, 2010
  48. algebra

    i cannot figure any of this stuff out. please help. if you can there are 15 more of these... 1. Simplify 5 + (7-1)2/6 A11 B41/6 C51/6 D7 E17/6 F23 2. Simplify (26/2 + 33)/(23) A11/3 B5 C20/3 D8 E6 F131/8 3. Simplify [7+2(5 - 9)2]/[(4+1)2 - 3(22)] A-23/2

    asked by whitney on September 7, 2010
  49. Mathematics

    Suppose a, b, c are nonnegative numbers, and 3a + 2b + c = 5, 2a + b − 3c = 1. Find the Maximum value of S = 3a + b − 7c.

    asked by Steve on December 27, 2013
  50. math

    find all nonnegative integer solutions of the system x+y

    asked by math on July 8, 2013
  51. math

    find all nonnegative integer solutions of the system x+y

    asked by math on July 8, 2013
  52. Mathematic...

    If /x/ = -x, then x mst be A. Positive B. Nonnegative C. Negative D. Nonpositive E. Zero

    asked by Anonymous on August 7, 2013
  53. Algebra

    Given that xy = 3/2 and both x and y are nonnegative real numbers, find the minimum value of 10x + 3y/5

    asked by Eric on August 22, 2014
  54. Math

    What is the ANSWER?? If /x/ = -x, then x mst be A. Positive B. Nonnegative C. Negative D. Nonpositive

    asked by Anonymous on August 7, 2013
  55. algebra

    simplify the following. assume a,x and y are not zero... -x^2y/(-x^2)^2y^2

    asked by sam on January 12, 2011
  56. Math(Please help)

    Simplify each expression. Assume all variables are positive. 1) 3 sqrt2 - 8 sqrt128 I think you subtract the 3 from the 8 but I do not know what else to do. 2) Simplify expression. Answer should have only positive exponents. (8x^3 y^-1/2)^2/15 Do I

    asked by Hannah on September 6, 2010
  57. Math To: Reiny

    This is one whole question: (12) (10xy^3) (3x^2y^2) (5x) (2y) I don't know how to do any of these: simplify sqaure root of 160000 simplify sqaure root of 0.04 simplify 3 * square root 81 simplify square root of 900 simplify square root of 0.0025 simplify

    asked by Maya on September 18, 2013
  58. Math...help

    remove the brackets and simplify questions a) 3(2a+5)+2(a+7) b) 5(b+4)+10b c) 4(2c+3)+3(c-3) d) 8+6(d-2) e) 6(5e+3)-4(2e+3) f) 5(3f+2)-(f-5) MY ANSWERS a)6a+15+2a+14 8a+29 b)5b+20+10b 15b+20 c)8c+12+3c-9 11c-3 d)8+6d-12 I need to simplify more...how?

    asked by Unknown on October 31, 2013
  59. Math

    Express the number 25 as a sum of two nonnegative numbers whose product is as large as possible.

    asked by Sandhya on June 21, 2011
  60. Algebra. NEED HELP ASAP PLEASE

    Simplify. (Assume that the denominator is not 0.) 4(t − 1) + 4/4t + 4

    asked by Duran on October 13, 2016
  61. physcics

    et |ϕ⟩=a|0⟩+b|1⟩ where a and b are nonnegative real numbers. We know that if we measure |ϕ⟩ in the standard basis, the probability of getting a 0 is 925. What is |ϕ⟩?

    asked by Anonymous on August 18, 2013
  62. math

    Let |ϕ⟩=a|0⟩+b|1⟩ where a and b are nonnegative real numbers. We know that if we measure |ϕ⟩ in the standard basis, the probability of getting a 0 is 925. What is |ϕ⟩?

    asked by ramesh on February 17, 2013
  63. Math2(Please Help)

    4x 8 ___ - ______ x+2 x-1 *Simplify The Expression I'm going to assume your problem is this: 4x/(x+2) - 8/(x-1) Use a common denominator since the denominators are not the same. Common denominator is: (x+2)(x-1) Rewriting the problem, we have:

    asked by Margie on March 3, 2007
  64. intermediate algebra

    Simplify. Assume that no denominator is 0 and that 0º is not considered. (5a)ˆ2

    asked by sharron on July 9, 2011
  65. Algebra 1

    Simplify. Assume that no denominator is equal to zero. (4a^-1)^-2/(2a^4)^2

    asked by Isabella on June 26, 2011
  66. Math Help

    Simplify assume Y=not to 0 (3y^-3)^4 would the answer be 1/81y^12

    asked by Katie A on October 12, 2011
  67. Math

    Simplify. Assume that no denominator is 0 and that 00 is not considered.? (-4p^5/3m^2n^3)^3

    asked by Donnice on August 11, 2011
  68. Algebra 2

    Evaluate the expression. Assume m‚0. m0=?. Simplify your answer. THANK YOU!

    asked by Esther on February 18, 2011
  69. algebra

    simplify the folowing. assume a,x and y are not zero... 15a^3/25a

    asked by sam on January 12, 2011
  70. Algebra

    1. Subtract and simplify 18/y-8 - 18/8-y 2. subtract simplify if possible v-5/v - 7v-31/11v 3. Simplify by removing factors of 1 r^2-81/(r+9)^2 4. Divide and simplify v^2-16/25v+100 divided by v-4/20 5. find all rational numbers for which the rational

    asked by Anonymous on November 21, 2010
  71. College Algebra

    Perform the indicated operation and simplify if possible. Assume any factors you cancel are not zero. s/(s^2-5s-24)-4/(s+3)

    asked by Spencer on October 16, 2012
  72. Math

    Simplify:Assume that no denominator is 0and that 0^0 is not considered. question: (a^3b)(ab)^4

    asked by Ms.Ellis on July 3, 2011
  73. math

    √x^5/√x^2 change to exponential notation, then simplify. assume it is positive.

    asked by stephanie on May 3, 2012
  74. math

    simplify the expression. assume all variables are positive. third root x/y^2

    asked by Tisha on January 20, 2011
  75. Algebra

    Simplify each expression below. Assume that the denominator in part (b) is not equal to zero. a. (x^3)(x^−2) b. 4^−1 c. (4x^2)^3 d. Y^5/Y^-2

    asked by Adelaide on December 1, 2015
  76. HELP MATH

    how would u simplify this problem i think it is 60 --- x^6 am i right the problem is 5 4 3 _ + ___ - ___ x x^2 x^3 I'm going to assume your problem is this: 5/x + 4/x^2 - 3/x^3 To simplify, find a common denominator, which is x^3 in this case. Using the

    asked by cassii on August 8, 2006
  77. Math

    Given that a and b are nonnegative real numbers such that a+2b=60, what is the largest possible value of ab? And If f(x) = x^2 - 3x + 4, find the value of f(sqrt3 - sqrt2). And The median of {20, x, 15, 30, 25} is 0.4 less than the mean. If x is a whole

    asked by Jack on July 6, 2017
  78. Algebra

    16 1/4 simplify expression assume all variables represent positive numbers

    asked by Dan on December 5, 2017
  79. Algebra

    Use the properties of exponents to simplify the following as much as possible. Assume the bases are positive. (8a^3b^6)^(1/3) / (16a^8b^−4)^(1/4)

    asked by Merty on April 17, 2015
  80. Algebra 1B Radical expressions & data analysis

    1. Simplify 2/√5 A. 2/√5 B. √10 C. √10/5 D. 2√10/5 *** My answer 2. Simplify -11√112 A. -44√7 B. -176 √7 C. -27 √7 D. 4√7 *** My answer 3. Simplify 17√17 -9 √17 A. 8 *** My answer B. 8√17 C. 26√17 D. 8√0 4. Simplify 6/ √3 +

    asked by Mermaid99 on May 23, 2016
  81. Algebra 1--Please, help me!

    1. Jeffs builds model train layouts. He has $75 to spend on packages of miniature landscape items. He receives 6 free packages with each order. The number of packages y that Jeff can buy is given by y = 75/x + 6, where x represents the cost of each package

    asked by Victoria on May 26, 2014
  82. PreCalc

    Naturalists find that the populations of some kinds of predatory animals vary periodically. Assume that the population of foxes in a certain forest varies sinusoidally with time. Records started being kept when t = 0 years. A minimum number, 200 foxes,

    asked by Jo on December 7, 2009
  83. Statistics

    STATISTICS: I'm struggling with how to calculate the following problems: *Assume that X~N(3,1.5) For what value of X is Pr(x

    asked by BONACA on October 7, 2015
  84. algebra 2

    Evaluate the expression. Assume m‚0. m0=?. Simplify your answer. I don't know why the symbol after the (m)didn't appear, but here goes again. Thank you.

    asked by Esther on February 18, 2011
  85. Algebra 1

    Raising a product or a quotient to a power Simplify. Assume that no denominator is 0 and that 00 is not considered ├ ( (5a^7)/(2b^5 c)┤)^0

    asked by slomo on January 8, 2015
  86. algebra repost

    Simplify each expression. Assume all variables represent nonzero real numbers. -40^0- 30^0

    asked by Melissa on July 24, 2009
  87. Math

    How do I simplify the following problems? Assume that no denominator equals 0. 1) 8y^3+27/2xy-10y+3x-15 2) sqrt16x^2y^4 3) 2+i/1-3i

    asked by Jordan on April 15, 2008
  88. math

    simplify as much as possible. Assume that all variables represent positive real number 4x√32xv^2 + v√2x^3

    asked by Anonymous on June 3, 2014
  89. Algebra 2

    Simplify each expression. Assume all variables are nonzero. 1.(-100s^3t^-5)/(25s^-2t^6) A: (-4s^5)/(t^-11) 2. (16u^4v^6)^-2 A: ?

    asked by Victoria on September 2, 2014
  90. algebra

    Simplify each expression. Assume all variables represent nonzero real numbers. -40^0- 30^0

    asked by Melissa on July 24, 2009
  91. Math

    Simplify the expression. Do not assume the variables represent positive numbers. √64a^2

    asked by Keonn'a on November 28, 2018
  92. math

    simplify the expression; write without using negative exponents. Assume all numbers are positive (b^1/2 X a^-5/3)^2 1/2^2 = .25 so 1/4 so b^1/4 and 5/3^2=2.77 so is it b^1/4 a^2.77

    asked by Hannah on July 4, 2010
  93. algebra

    Simplify the expression. Assume all variables represent nonzero real numbers (x^5)^-10

    asked by Maria on July 26, 2009
  94. calc

    Let g and h be nonnegative functions with limits 1 and infinity, respectively, as x → a. What is the limit of the function below as x → a? If it cannot be determined, write the indeterminate form. (9 + g(x))^−h(x) I don't understand, please explain!

    asked by Anonymous on July 15, 2012
  95. Math(Probability)

    The joint p.m.f. of X and Y is f(x, y) = 1/6, 0 ≤ x + y ≤ 2, where x and y are nonnegative integers. (a) Sketch the support of X and Y. (b) Record the marginal p.m.f.’s f1(x) and f2(y) in the “margins.” (c)Compute Cov(X, Y). (d)Determine ρ,the

    asked by Alex on April 27, 2011
  96. Algebra

    Simplify A^6 x a^2b^-2 44,909 in scientific notation Simplify (a^2b^3)(a^5) Simplify x^-5y^-6 What is the P(H,H,H,H,T,T,T,) on 7 flips of a coin?

    asked by Michelle on May 19, 2011
  97. ALGEBRA

    Multiply & simplify Assume that all expressions under the radicals represent non negative numbers... √5x^7 √35x

    asked by GGIFT on March 24, 2010
  98. algebra

    Simplify each radical expression. Assume all variables represent positive real numbers ãa^10

    asked by Melissa on July 24, 2009
  99. Algebra 2

    1. Simplify ((-2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A: (-8y^21)/(x^3) 2. Simplify 3x(5y + 4) - 2xy - 10x + 6x^2 A: 13xy + 2x + 6x^2 or 6x^2 + 13xy + 2x 3. Evaluate (2.0 x 10^-7)/(8.0 x 10^-9). Write the answer in scientific notation. A:

    asked by Victoria on September 19, 2014
  100. Algebra 2--Please, help me!

    1. Simplify ((-2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A: (-8y^21)/(x^3) 2. Simplify 3x(5y + 4) - 2xy - 10x + 6x^2 A: 13xy + 2x + 6x^2 or 6x^2 + 13xy + 2x 3. Evaluate (2.0 x 10^-7)/(8.0 x 10^-9). Write the answer in scientific notation. A:

    asked by Victoria on September 20, 2014