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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ANSWER In Exercise 77 the expression is given as 36x2 42x 20 6x 2 To factor the n...View the full answer
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Related Book For 
Intermediate Algebra
ISBN: 9780134895987
13th Edition
Authors: Margaret Lial, John Hornsby, Terry McGinnis
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