niaziathomas
niaziathomas
01-09-2014
Mathematics
contestada
Factor the expression -10x^2-41x-21
Respuesta :
konrad509
konrad509
02-09-2014
[tex] -10x^2-41x-21=\\ -10x^2-35x-6x-21=\\ -5x(2x+7)-3(2x+7)=\\ -(5x+3)(2x+7)[/tex]
Answer Link
Lilith
Lilith
02-09-2014
[tex]-10x^2-41x-21= -(10x^2+41x+21) =-(10x^2+35x+6x+21)=\\\\=- [(10x^2+35x)+(6x+21 )]=- [5x(2x +7 )+3(2x+7 )]=-(2x+7)(5x+3)[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 24+ )
Otras preguntas
biomedical definition
you are facing east. you turn left, then left again, then about face, then right. which direction are you finally facing?
How do you solve a system of equations by elimination when the signs are the same
Is sky an abstract noun??? X
can someone please help ? (:
why does the same side of the moon always face the earth?
factoring, x squared +x-6?
The resultant resistance of two resistance wires in series combination is 108 ohm and in parallel combination is 24 ohm. find the value of individual resistance
please give three reasons why a battle would happen in a certain area ? :)
Is sky an abstract noun??? X
