Iklan

Iklan

Pertanyaan

DIketahui fungsi f ( x ) = 30 1 ​ x 3 − 2 5 ​ x 2 + 6 x . Tentukan: a. Interval fungsi naik dan fungsi turun!

DIketahui fungsi .

Tentukan:

a.  Interval fungsi naik dan fungsi turun!

Iklan

H. Endah

Master Teacher

Mahasiswa/Alumni Universitas Negeri Yogyakarta

Jawaban terverifikasi

Iklan

Pembahasan

- Untuk interval fungsi naik didapatkan: - Untuk interval fungsi turun didapatkan:

- Untuk interval fungsi naik didapatkan:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell f apostrophe open parentheses x close parentheses end cell greater than 0 row cell 3 times 1 over 30 x squared minus 2 times 5 over 2 x plus 6 end cell greater than 0 row cell 1 over 10 x squared minus 5 x plus 6 end cell greater than 0 row cell x squared minus 50 x plus 60 end cell greater than 0 end table end style 

begin mathsize 14px style x subscript 1 equals 25 minus square root of 565 x subscript 2 equals 25 plus square root of 565 end style 

begin mathsize 14px style x less than 25 minus square root of 565 space atau space x greater than 25 plus square root of 565 end style 

-  Untuk interval fungsi turun didapatkan:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell f apostrophe left parenthesis x right parenthesis end cell less than 0 row cell 3 times 1 over 30 x squared minus 2 times 5 over 2 x plus 6 end cell less than 0 row cell 1 over 10 x squared minus 5 x plus 6 end cell less than 0 row cell x squared minus 50 x plus 60 end cell less than 0 end table end style  

begin mathsize 14px style x subscript 1 equals 25 minus square root of 565 x subscript 2 equals 25 plus square root of 565 end style 

begin mathsize 14px style 25 minus square root of 565 less than x less than 25 plus square root of 565 end style  

Perdalam pemahamanmu bersama Master Teacher
di sesi Live Teaching, GRATIS!

1

Iklan

Iklan

Pertanyaan serupa

Gambarkan grafik f ( x ) = x 2 − 4 x 2 pada selang interval − 1 ≤ x ≤ 2 a. Interval f naik dan turun

5

0.0

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Hubungi Kami

Ruangguru WhatsApp

+62 815-7441-0000

Email info@ruangguru.com

[email protected]

Contact 02140008000

02140008000

Ikuti Kami

©2024 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia