SOLUTION: Preform the indicated operations and simplify:
(v-5/v-7)-(v+1/v+7)+(v-35/v^2-49)
Thank you I really need help with this!!!
Algebra.Com
Question 144592: Preform the indicated operations and simplify:
(v-5/v-7)-(v+1/v+7)+(v-35/v^2-49)
Thank you I really need help with this!!!
Found 2 solutions by ankor@dixie-net.com, stanbon:
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
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:
Factor the difference of squares:
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:
The common denominator is (v-7)(v+7)
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FOIL
:
:
;
:
Factor:
:
Cancel (v-7)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Preform the indicated operations and simplify:
(v-5/v-7)-(v+1/v+7)+(v-35/v^2-49)
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[(v-5)(v+7)-(v+1)(v-7)] / [v^2-49] + [v-35]/[v^2-49]
= [v^2+2v-35-(v^2-6v-7) + v-35] / [v^2-49]
= [9v-63]/[v^2-49]
= [9(v-7)]/[v^2-49]
= 9/(v+7)
==================
Cheers,
Stan H.
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