diketahui fungsi kuadrat f(x) = -2x²+9x, jika f(x) =9 maka nilai x adalah.. .... Question from @rienstudies

November 2023 1 3 Report

diketahui fungsi kuadrat f(x) = -2x²+9x, jika f(x) =9 maka nilai x adalah..

Jawaban:

f(9)=-81

Penjelasan dengan langkah-langkah:

[tex]f(9) = - 2{(9)}^{2} + 9(9) \\ = - 2(81) + 81 \\ = - 162 + 81 \\ = - 81[/tex]

rienstudies gaada di pilihan kak

" Life is not a problem to be solved but a reality to be experienced! "