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Find the value of the greater root of x2 - 6x + 5 = 0 A) -5 B)-1 C)1 D)5
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Find the value of the greater root of x2 - 6x + 5 = 0 A) -5 B)-1 C)1 D)5
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May 22, 2018
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Find the value of the greater root of x2 - 6x + 5 = 0 A) -5 B)-1 C)1 D)5
Mathematics
high-school
Joseeight
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2x-6x+5=0
-4x+5=0
-4x=-5
Andrew Wyld
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May 23, 2018
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Andrew Wyld
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Let's factor first:
x^2 - 6x + 5 = 0
Take factors of 5 that add to -6. In this case, -5 and -1.
These will be used in your binomials:
(x - 5)(x - 1) = 0
Solve each value:
x - 5 = 0
x = 5
x - 1 = 0
x = 1
The largest x is equal to 5.
MarcoLe
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May 26, 2018
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MarcoLe
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