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Factor completely: 10x^2 + 2x − 8
A) 2(5x − 1)(x + 4)
B) 2(5x − 4)(x + 1)
C) 2(5x + 2)(x − 2)
D) 2(5x − 2)(x + 2)
 one year ago
 one year ago
Factor completely: 10x^2 + 2x − 8 A) 2(5x − 1)(x + 4) B) 2(5x − 4)(x + 1) C) 2(5x + 2)(x − 2) D) 2(5x − 2)(x + 2)
 one year ago
 one year ago

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goformit100Best ResponseYou've already chosen the best response.0
its easy, do you know the basics of quadratic Expression.
 one year ago

cwrw238Best ResponseYou've already chosen the best response.0
first divide by 2 = 2(5x^2 + x  4)
 one year ago

goformit100Best ResponseYou've already chosen the best response.0
Dont just kee on giving answering directly
 one year ago

cwrw238Best ResponseYou've already chosen the best response.0
then you need to factor the quadratic 5x^2 + x  2 have you done these in class yet?
 one year ago

Haleyy_BuggBest ResponseYou've already chosen the best response.1
no its a 5 question pretest. Im not allowed to look ahead and get the gist of anything until I do my pretest.
 one year ago

cwrw238Best ResponseYou've already chosen the best response.0
well you can try expanding each of the options util you get the original expression can you you work out (5x  2)(x + 1) using the distributive law ?
 one year ago

cwrw238Best ResponseYou've already chosen the best response.0
well you multiply the second bracket by 5x then by  2: = 5x(x + 1)  2(x + 1) can you do that?
 one year ago

cwrw238Best ResponseYou've already chosen the best response.0
can you continue from there?
 one year ago

cwrw238Best ResponseYou've already chosen the best response.0
@julianchico  its best not to just give the answer  but to explain how to get the answer  otherwise there is little benefit to the questioner.
 one year ago
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