Ilovejames
Ilovejames
23-03-2017
Mathematics
contestada
what is the value of 2x^2+7x-11 when x is -1
Respuesta :
SoccerGirl920
SoccerGirl920
23-03-2017
The correct answer is -14!
Step by step answer~
2x^2+7x-11
2(-1)^2+7(-1)-11
-2^2-7-11
4-7-11
-14
Hope this helps!
Answer Link
dunja
dunja
23-03-2017
2x^2+7x-11
X=-1
2x=2*-1=-2
-2^2=4
7x=7*-1=-7
4-7-11=-14
Answer is -14
Answer Link
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