The trinomial 6x 2 + 7x - 20 may be factored using substitution. Factor the numerator of

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The trinomial 6x2 + 7x - 20 may be factored using substitution.

Factor the numerator of the expression from Exercise 78 in terms of the variable t.


Data from in Exercise 78

The first term in the numerator of the answer from Exercise 77 is now a perfect square. Let t = 6x (the square root of 36x2), and rewrite the expression.

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Intermediate Algebra

ISBN: 9780134895987

13th Edition

Authors: Margaret Lial, John Hornsby, Terry McGinnis

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