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OpenStudy (anonymous):
evaluate the polynomial for x = 7 3x^2 - 3x + 8 . =
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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
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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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