Precalc

Hello, i need help doing a proof, im pretty sure on how to do it but not that way my teacher wants it. He wants it in a chart form by taking splitting up both side.

i have to show that |a-b|=|b-a|

  1. 👍 0
  2. 👎 0
  3. 👁 122
asked by Roger
  1. If a>b, it becomes a-b = a-b
    If a<b, it becomes b-a = b-a
    If a=b it becomes 0 = 0
    So it is always true

    1. 👍 0
    2. 👎 0
    posted by drwls

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    Please help me with this problem: A bourbon that is 51 proof is 25.5% alcohol by volume while one that is 82 proof is 41% alcohol. How many liters of 51 proof bourbon must be mixed with 1.0 L of 82 proof bourbon to produce a 66

    asked by Lorie on April 5, 2013
  2. college math

    I posted this problem earlier, but I still can't figure it out. It is for extra credit. I was hoping if someone could please solve it. I would greatly appreciate it. A bourbon that is 51 proof is 25.5% alcohol by vol. while one

    asked by Lorie on April 5, 2013
  3. math

    A bourbon that is 51-proof is 25.5% alcohol by volume while one that is 82-proof is 41% alcohol by volume. How many liters of 51 proof bourbon must be mixed with 1.0-L of 82 proof bourbon to produce a 66 proof bourbon? Give answer

    asked by Lorie on April 4, 2013
  4. communication

    In general, thesis or central idea is supported by claims; claims are supported by proof; and A.proof is supported by development,including details and examples B.proof is supported by the specific purpose C.proof is supported by

    asked by Michelle on November 13, 2011
  5. Calculus

    Show that the maximum profit occurs when the marginal revenue equals the marginal cost. I'm pretty sure this is supposed to be some sort of proof, but I have no idea how to even start it...

    asked by Lindsay on December 11, 2013
  6. Calculus PLEASE HELP

    Show that the maximum profit occurs when the marginal revenue equals the marginal cost. I'm pretty sure this is supposed to be some sort of proof, but I have no idea how to even start it...

    asked by Lindsay on December 12, 2013
  7. Philosophy

    I need help with this proof for my philosophy class. This proof is supposed to be done via indirect proof or conditional proof, so it is supposed to use AIP and IP or ACP and CP to derive the conclusion! This is an assignment that

    asked by Joy on November 11, 2013
  8. Philosophy

    I need help with this proof for my philosophy class. This proof is supposed to be done via indirect proof or conditional proof, so it is supposed to use AIP and IP or ACP and CP to derive the conclusion! This is an assignment that

    asked by Joy on November 11, 2013
  9. Philosophy

    I need help with this proof for my philosophy class. This proof is supposed to be done via indirect proof or conditional proof, so it is supposed to use AIP and IP or ACP and CP to derive the conclusion! This is an assignment that

    asked by Joy on November 11, 2013
  10. Algebra

    (I need help finding the remaining reasons for each statement in the column proof, I already know the first two) Finish the two-column Proof: If AB = 5x, BC = 2x –4, and AC = 52, then x = 8. (two column proof) AB= 5x, BC = 2x

    asked by Anonymous on August 7, 2017

More Similar Questions