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OpenStudy (anonymous):
(9x^4-9x^3-7)-(9x^2-x+8)
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OpenStudy (anonymous):
9x^4-9x^3-9x^2-15
OpenStudy (anonymous):
just open the bracket
OpenStudy (anonymous):
\[9x^4-9x^3-9x^2-15\]
OpenStudy (anonymous):
do u want the roots of this polynomial ?
OpenStudy (anonymous):
do i change the signs of the second polynomial?
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OpenStudy (anonymous):
in this case + becomes - and - becomes + after u open the braces on the right
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