Becca3115h Becca3115h
  • 13-09-2019
  • Mathematics
contestada

Factor the expression completely
[tex] { \times }^{2} - 2x - 63 [/tex]
​

Respuesta :

isabellaaaa51
isabellaaaa51 isabellaaaa51
  • 13-09-2019
use form x^2 + bx + c
b = -2
c = -63
find a pair of integers whose product equals c and sum equals b

so, find a product that equals -63 and a sum that equals -2

-9 + 7 = -2
-9 • 7 = -63

write in factored form ->
(x - 9)(x + 7)
Answer Link

Otras preguntas

given that (4,-8) is on the graph of f(x) find the corresponding point for the function f(x+3)
Which of the following does not apply to persuasion? -a practice seldom used outside of business -an important tool to master in the business world -a tool for
Jonathan’sparents told him that for every 5 hours of homework or reading he completes, hewill be able to play 3 hours of video games. His friend Lucas’s parents
what is the answer of 25% of 400
Which of the following have been associated with an increased risk for cancer? select one: a. caffeine b. omega-3 fatty acids c. fluoridated water d. high f
What goods did Americans exported to Asia , Africa , & Europe?
what is a pattern of behavior that you often repeat?
which abbreviation refers to the time before the birth of christ? a. a.d. b. c.e. c. b.c.
Population I stars are found in what area of the Milky Way
The quotient of 35 and the quantity of x minus 7