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Mathematics 9 Online
OpenStudy (anonymous):

Evaluate the expression below when x = -2. x2 − 8 x + 6

Nnesha (nnesha):

replace x by -2 and then solve :-)

OpenStudy (anonymous):

i dont know how to do that

Nnesha (nnesha):

substitute value \[\huge\rm x^2 - 8\] x =-2 so plug in \[\huge\rm (-2)^2 - 8=?\]

OpenStudy (anonymous):

It says its -4 but thats not one of the choices

OpenStudy (anonymous):

the anwser is 2

OpenStudy (anonymous):

i had that same one jsut a lil ago

OpenStudy (anonymous):

no its not

OpenStudy (anonymous):

what is the answer

Nnesha (nnesha):

what are ur answer choices ?

OpenStudy (anonymous):

-3 -1 1 2 3 2

OpenStudy (anonymous):

-3 -1 1/2 3/2

OpenStudy (anonymous):

those are my answer choices

Nnesha (nnesha):

are u sure x =-2 ?

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