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Prove algebraically that |w+z|

  1. If a and b are positive integers, prove that:ab = gcd(a,b)*lcm(a,b). Can visualize this being true and easily create examples
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    2. Rom asked by Rom
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  2. Prove algebraically that |w+z|<=|w|+|z| for any complex numbers w and z.
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    2. Josh asked by Josh
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  3. prove (a) A(+B)=AB & (b) A+B=A+B both algebraically and using the truth table.
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    2. Traxx asked by Traxx
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  4. Prove algebraically that y=x^2-4 is symmetric with the y-axis.Please help! Thanks
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    2. Bree asked by Bree
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  5. Prove algebraically that the difference between any two different odd numbers is an even number.Thanks.
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    2. Joey asked by Joey
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  6. Help please! I can't seem to get x as the answer to prove that they are inverses of each other!Show what f and g are inverse
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    2. Sara asked by Sara
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  7. Create a system of linear equations that when solved algebraically, prove to have no solution.
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    2. I’m Going Back Home asked by I’m Going Back Home
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  8. Prove algebraically that |w+z| is less than or equal to |w|+|z| for any complex numbers w and z, where || is the magnitude.After
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    2. Cambridge asked by Cambridge
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  9. does anyone have a clue how to do this. I am so lost. If you can please explan why you do what you do when working this out so
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    2. jean asked by jean
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  10. does anyone have a clue how to do this. I am so lost. If you can please explan why you do what you do when working this out so
    1. answers icon 0 answers
    2. jean asked by jean
    3. views icon 451 views