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You are currently reading a thread in /wsr/ - Worksafe Requests
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Anonymous
Math 2016-06-07 14:10:37 Post No. 136450
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Math Anonymous 2016-06-07 14:10:37 Post No. 136450 [Report]
Help /wsr/ !!!
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Anonymous 2016-06-07 14:58:17 Post No.136459
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Anonymous 2016-06-07 14:58:17 Post No.136459 [Report]
factorise top and bottom, cancel common factor.
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Anonymous 2016-06-07 15:11:50 Post No.136463
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Anonymous 2016-06-07 15:11:50 Post No.136463 [Report]
(x + 3)(x - 2)
----------------------------
(x - 2)(x^2 + 2x + 5)
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Anonymous 2016-06-07 15:25:05 Post No.136469
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Anonymous 2016-06-07 15:25:05 Post No.136469 [Report]
>>136463
umm i think the bottom factor is wrong anon if its -2 and +5 wont the end be -10
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Anonymous 2016-06-07 15:49:17 Post No.136475
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Anonymous 2016-06-07 15:49:17 Post No.136475 [Report]
>>136469
You're right. My bad. It's (x^2 + 2x - 4).
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OP 2016-06-07 16:03:14 Post No.136477
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OP 2016-06-07 16:03:14 Post No.136477 [Report]
>>136475
whoa , huge thanks anon
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Anonymous 2016-06-07 16:11:29 Post No.136478
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Anonymous 2016-06-07 16:11:29 Post No.136478 [Report]
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>>136477
No problem. For future reference, that type of factoring is called the difference of cubes.
Thread replies: 7
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