suryaniatik004 suryaniatik004
  • 02-10-2021
  • Mathematics
contestada

solution of the inequality |7x-5| < |3x+11| is ...​

Respuesta :

ferrybukantoro
ferrybukantoro ferrybukantoro
  • 02-10-2021

Step-by-step explanation:

|7x-5| < |3x+11|

(7x-5)² < (3x+11)²

49x²-70x+25 < 9x²+66x+121

40x²-136x-96 < 0

5x² -17x -12 <0

(5x+3)(x-4) < 0

the solutions :

{x | -3/5 < x < 4}

Answer Link

Otras preguntas

As American forces approached Japan, Japanese forces A. won an important victory in the Philippines. B. conquered every island the United States held. C. surren
According to philosophers such as Hobbes Locke and Rousseau why are people willing to enter into a social contact?
Which important civil right is not granted to people living in U.S. territories? a. full Congressional representation b. electing local officials c. trial by
Round 845,001 to the nearest thousand
13.5 divided by 0.03
President Hoover responded cautiously to the Great Depression because he A. thought that the business cycle would correct itself. B. was distracted by the gian
The length of a rectangle is 50 meters. This is 6 m more than twice the width. Find the width.
Dylan sent junk email multiple times to his friend, wasting his friend's time. What did Dylan do wrong?
According to the speech, what message did the Secretary of State receive from the Japanese Ambassador just on hour after the attack on the Island of Oahu? a. Th
write the number with the same value as 28 tens