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Pertanyaan

Nilai x yang memenuhi 4 x 2 − x − 2 . 2 x 2 + 3 x − 10 < 16 1 ​ adalah...

Nilai x yang memenuhi  adalah...

  1. x less than negative 5 space a t a u space x greater than negative 2

  2. x less than negative 2 space a t a u space x greater than negative 5 over 3

  3. negative 2 space less than x less than negative 1

  4. negative 2 space less than space x less than space 5 over 3

  5. negative 5 space less than x less than 2

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N. Rahayu

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

Jawaban

nilai x yang memenuhi adalah

nilai  x  yang memenuhi adalah negative 2 space less than space x space less than space 5 over 3

Pembahasan

Nilai x yang memenuhi adalah Jadi, nilai x yang memenuhi adalah

Nilai x yang memenuhi adalah

4 to the power of x squared minus x minus 2 end exponent. space 2 to the power of x squared plus 3 x minus 10 end exponent space less than space 1 over 16 2 to the power of 2. left parenthesis x squared minus x minus 2 right parenthesis end exponent.2 to the power of x squared plus 3 x minus 10 end exponent space less than space 2 to the power of negative 4 end exponent 2 to the power of 2. left parenthesis x squared minus x minus 2 right parenthesis plus x squared plus 3 x minus 10 space end exponent less than 2 to the power of negative 4 end exponent 2. space left parenthesis x squared minus x minus 2 right parenthesis space plus space x squared space plus space 3 x space minus space 10 space less than space minus 4 2 x squared minus space 2 x space minus space 4 space plus space x squared space plus 3 x space minus space 10 space less than space minus 4 3 x squared space plus space x minus 14 space plus space 4 space less than space 0 3 x squared space plus space x space minus 10 space less than space 0 left parenthesis 3 x space minus space 5 right parenthesis left parenthesis x space plus space 2 right parenthesis space less than 0 x space equals space 5 over 3 space a t a u space x equals negative 2

Jadi, nilai  x  yang memenuhi adalah negative 2 space less than space x space less than space 5 over 3

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