tturk2014
tturk2014
07-05-2018
Mathematics
contestada
solve for x x^2+3x<28
Respuesta :
Matheng
Matheng
07-05-2018
x² + 3x < 28
x² + 3x - 28 < 0
(x+7)(x-4) < 0
the zeros will be at x = -7 and x =4
∴ the solution of inequality
x ∈ (-7,4)
See the attached figure
Answer Link
VER TODAS LAS RESPUESTAS ( 36+ )
Otras preguntas
What is the speaker in \"The Weary Blues\" attempting to convey in his description of the scene?. A) a celebration of the blues. B) a disappointment in the si
Match each excerpt to the mood it evokes or the image it creates. a- powerful turbulence b-lavish affluence c-tranquil diligence d-exquisite beauty Poetry in
suppose a and b are integers. If a - b = -7, What is b -a?
Quotations are mainly used to A) organize important information. B) decide about the reliability of information. C) credit the source of a piece of information
13. Calcule: A) a medida do ângulo interno de um triângulo equilátero B) a soma das medidas dos ângulos internos de um polígono de 13 lados. C) a medida do âng
1. In an experiment, suppose that the wings of fruit flies were clipped short for fifty generations. The fifty-first generation emerged with normal-length wings
Which of the following examples of an ecological study involves the ecosystem level of organization? 1. effects of competition on survival 2. effects of an in
1. A spotlight is mounted on a wall 7.4 feet above the floor in an office building. It is used to light a door 9.3 feet from the wall. To the nearest degree, wh
What does the narrator allude to at the end of this sentence from Mark Twain's "The 1,000,000 Bank-Note"? "So I loved her all the more, seeing she could be so c
Which one of the following statements is true regarding paragraphs? A) A topic sentence should not be placed in the middle of a paragraph. B) A paragraph shoul
