Roboguru

Pertanyaan

Himpunan penyelesaian pertidaksamaan square root of 7 x minus 3 end root greater or equal than x plus 1 adalah....

N. Puspita

Master Teacher

Jawaban terverifikasi

Jawaban

himpunan penyelesaian pertidaksamaan square root of 7 x minus 3 end root greater or equal than x plus 1 adalah open curly brackets x vertical line 1 less or equal than x less or equal than 4 close curly brackets.

Pembahasan

Perhatikan perhitungan berikut!

table attributes columnalign right center left columnspacing 0px end attributes row cell square root of 7 x minus 3 end root end cell greater or equal than cell x plus 1 end cell row cell 7 x minus 3 end cell greater or equal than cell open parentheses x plus 1 close parentheses squared end cell row cell 7 x minus 3 end cell greater or equal than cell x squared plus 2 x plus 1 end cell row 0 greater or equal than cell x squared minus 5 x plus 4 end cell row 0 greater or equal than cell open parentheses x minus 4 close parentheses open parentheses x minus 1 close parentheses end cell row 1 less or equal than cell x less or equal than 4 end cell end table

Syarat di bawah akar,

table attributes columnalign right center left columnspacing 0px end attributes row cell 7 x minus 3 end cell greater or equal than 0 row cell 7 x end cell greater or equal than 3 row x greater or equal than cell 3 over 7 end cell row blank blank blank end table

Irisan dari kedua pertidaksamaan di atas adalah 1 less or equal than x less or equal than 4

Jadi,himpunan penyelesaian pertidaksamaan square root of 7 x minus 3 end root greater or equal than x plus 1 adalah open curly brackets x vertical line 1 less or equal than x less or equal than 4 close curly brackets.

395

5.0 (1 rating)

Pertanyaan serupa

Tentukan nilai x yang memenuhi pertidaksamaan kuadrat berikut. 3x2+4x−7>0

45

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 Ruangguru

Produk Ruangguru

Produk Lainnya

Hubungi Kami

Ruangguru WhatsApp

081578200000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2022 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia