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Mathematics 22 Online
OpenStudy (anonymous):

evaluate the polynomial for x=2 -5x to the 3rd power +6x to the 2nd power -4x-1

OpenStudy (saifoo.khan):

\[-5x^3+6x^2-4x-1\]

OpenStudy (saifoo.khan):

insert 2 instead of x: \[-5(2)^3+6(2)^2-4(2)-1\]

OpenStudy (saifoo.khan):

Solve, and you will get, -25

OpenStudy (anonymous):

when you -5(2) to the 3rd power what did you get first for the answer

OpenStudy (saifoo.khan):

-5(2*2*2) -5(8) -40

OpenStudy (anonymous):

should it be the though the answer be -33

OpenStudy (phi):

Please do not continue deleting your questions after they have been answered.

OpenStudy (saifoo.khan):

No, the final answer you will get will be -25

OpenStudy (anonymous):

ok phi the only reason i do that is because i get lost then

OpenStudy (anonymous):

i get the answer -33

OpenStudy (saifoo.khan):

why?

OpenStudy (saifoo.khan):

show me your steps

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