Ggrey2020 Ggrey2020
  • 01-01-2021
  • Mathematics
contestada

solve for x. Enter your answer in interval notation using grouping symbols. x^2+9x<-20

solve for x Enter your answer in interval notation using grouping symbols x29xlt20 class=

Respuesta :

oppongbright615
oppongbright615 oppongbright615
  • 01-01-2021

Step-by-step explanation:

x^2+9x<-20

x^2+9x+20<0

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

x+5<0,x+4<0

x<-4 (because x<-5 is extraneous solution)

Answer Link

Otras preguntas

QUESTION :Adrian is writing an essay about "The Most Dangerous Game.” Which detail from the excerpt best supports his idea that Rainsford is unchanged and still
what are the roots of the equation x^2+4x-16=0
Which address uses correct punctuation? A. 1345 Ryle Road, Atlanta Georgia 30301 B. 1345 Ryle Road, Atlanta, Georgia, 30301 C. 1345 Ryle Road, Atlanta Georgi
Which word best describes the people of Cameliard when King Arthur and his men return from battle? A. amused B. suspicious C. overjoyed D. jealous
Write one and two hundred fifty three thousandths in standard form
where would you find the Zagros Mountains
Which best describes a legend? A. a story that has been passed down over the years and contains facts about events that happened during the Middle Ages B. a no
340m/seg que tiempo en escuchar el estampido de un cañón que encuentra 15km dedistancia
zippy is 94 millimeters long and popcorn 8.7 centimeters how much longer is zippy in millimeters
Which word is not used as both noun and adjective? A. canine B. feline C. piscine D. simian