Recent content by abjf9299

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    Discrete Math- Irrational numbers, proof or counterexample

    Thanks for the answer! By different answers I mean they think it's true and provided "proofs" to support their assertions, but I know where they made their mistakes now. Thanks again for your help!
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    Discrete Math- Irrational numbers, proof or counterexample

    Homework Statement Determine if the statement is true or false. Prove those that are true and give a counterexample for those that are false. If r is any rational number and if s is any irrational number, then r/s is irrational. Homework Equations A rational number is equal to the...
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    Discrete Math irrational and rational numbers proof

    Thanks for the help! I'll correct those things ASAP before handing it in...
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    Discrete Math irrational and rational numbers proof

    Homework Statement Prove by contradiction. Your proof should be based only on properties of the integers, simple algebra, and the definition of rational and irrational. If a and b are rational numbers, b does not equal 0, and r is an irrational number, then a+br is irrational. Homework...
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    Linear algebra: augmented matrix of a consistent system

    Homework Statement Determine the values of h such that the matrix is the augmented matrix of a consistent linear system. [1 h -5] [2 -8 6] Homework Equations None that I know of. The Attempt at a Solution Multiplied row (1) by -2: [-2 -2h 10 ] [ 2 -8 6 ] and...