Math Radicals

(2√5+3)(2√5+3)= a + b√c+d
Figure out the binomial to find a,b,c,d

  1. 👍 0
  2. 👎 0
  3. 👁 125
asked by Chad
  1. just expand like normal binomial multiplication: (a+b)^2

    (2√5+3)(2√5+3)
    = (2√5)^2 + 2(2√5)(3) + 3^2
    = 4*5 + 12√5 + 9
    = 20 + 12√5 + 9

    1. 👍 0
    2. 👎 0
    posted by Steve

Respond to this Question

First Name

Your Response

Similar Questions

  1. Algebra2/trig

    Hi, I can't figure out what I'm supposed to do on this problem. Could someone help? Thanks. Find the coefficient of a of the term in the expansion of the binomial. Binomial (x^2+3)^12 Term ax^8

    asked by Mike on March 19, 2009
  2. probabilities

    A brand name has 50% recognition rate. Assume the owner of the brand wants to verify that rate by beginning with a small sample of 6 randomly selected consumers. How would you do the binomial probability formula can be used to

    asked by slomomo on February 19, 2015
  3. MATH

    Answer the following: (A) Find the binomial probability P(x = 4), where n = 12 and p = 0.30. (B) Set up, without solving, the binomial probability P(x is at most 4) using probability notation. (C) How would you find the normal

    asked by Jennifer on November 11, 2011
  4. statistics

    Answer the following: (A) Find the binomial probability P(x = 5), where n = 12 and p = 0.70. (B) Set up, without solving, the binomial probability P(x is at most 5) using probability notation. (C) How would you find the normal

    asked by Huffette on December 6, 2012
  5. algebra 2

    this binomial can be factored as the product of a binomial and trinomial. Enter the binomial factor. 64y^15 + 125

    asked by jewl on December 6, 2011
  6. college ststistics

    A. find the binomial probability p(x=5) where n=14 and p=0.30. B. setup without solving the binomial probability p(x is at most 5) using probability notation C. how would you find normal approximation to the binomial probability

    asked by melba on June 3, 2012
  7. Math

    Rules on multiplying Monomial to monomials ; Monomial to Binomial : Binomial to Binomial ; Binomial to Trinomial ?

    asked by Anonymous on November 12, 2014
  8. math

    Suppose x has a binomial probability distribution with n = 200 and p = 0.60. Use the normal approximation to the binomial to find P (X > 130).

    asked by Bill on November 18, 2015
  9. Statistics

    Let X be a binomial random variable with n = 100 and p = 0.2. Find approximations to these probabilities. (Round your answers to four decimal places.) P(17 < X < 28) I get the answer as 0.7059 but it is wrong. I can't seem to

    asked by Aria on February 27, 2014
  10. Statistics - Central Limit Theorem

    Actually I'm asking this question because I found my answer for the HW question somewhat weird, but I still can't determine where did I make mistakes. Given: A basketball player can score on a particular shot with p = 0.3. Let S

    asked by Cecile on January 17, 2012

More Similar Questions