Answered

Find the best solutions to your problems with the help of IDNLearn.com. Our Q&A platform is designed to provide quick and accurate answers to any questions you may have.

Select the x-coordinate of the vertex of the parabola defined by the function f(x)=-9x^2+7x+8

Sagot :

[tex]f(x)=-9x^2+7x+8\\\\a=-9;\ b=7;\ c=8\\\\x_{vertex}=\frac{-b}{2a}\\\\x_{vertex}=\frac{-7}{2\cdot(-9)}=\frac{-7}{-18}=\frac{7}{18}[/tex]
Konrad509idn
[tex]x_v=-\frac{b}{2a}\\ x_v=-\frac{7}{2\cdot(-9)}\\ x_v=\frac{7}{18}\\[/tex]
We appreciate your contributions to this forum. Don't forget to check back for the latest answers. Keep asking, answering, and sharing useful information. Find clear answers at IDNLearn.com. Thanks for stopping by, and come back for more reliable solutions.