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Mathematics 11 Online
OpenStudy (anonymous):

evaluate the polynomial for x = 7 3x^2 - 3x + 8 . =

OpenStudy (nubeer):

u just have replace every x with 7 and solve it..

OpenStudy (anonymous):

even the 3x

OpenStudy (nubeer):

yeah.. so u know 3x should become like 3(7)

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

so... 3(7)-3(7)+8

OpenStudy (nubeer):

in first one u have to see there is a square in power of 7.

OpenStudy (anonymous):

(7x^2)

OpenStudy (nubeer):

no... 3(7^2) -3(7)+8

OpenStudy (anonymous):

okay thanks

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