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Q: Add or subtract as indicated. [(x^2-1)/(x^2-4x-21)] + [(2x-2)/x^2-4x-21)]
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(-3x^5 + 6x^4 - 8x^3 - 8) + (7x^5 - 4x^4 - 2x^3 - 9)
Question
Updated 2/28/2014 7:18:42 AM
(-3x^5 + 6x^4 - 8x^3 - 8) + (7x^5 - 4x^4 - 2x^3 - 9)
is 4 x^5+2 x^4-10 x^3-17.
(-6x^4y^5)^2
Question
Updated 4/29/2013 8:21:38 AM
(-6x^4y^5)^2 = 36x^8y^10
Confirmed by andrewpallarca [7/31/2014 11:49:39 AM], Rated good by andrewpallarca
7x^2 - 9x - 10
Question
Updated 7/8/2014 8:37:31 AM
7x^2 - 9x - 10 = (x - 2) (7x + 5)
Confirmed by jeifunk [7/8/2014 8:44:54 AM]
Find the product. [7y + (4 - 4x)][7y - (4 - 4x)]
Weegy: [7y + (4 - 4x)][7y - (4 - 4x)]= 49y^2 - 16x^2 +32x-16 (More)
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Updated 7/9/2014 11:10:08 AM
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