alyviaross8
alyviaross8 alyviaross8
  • 14-04-2021
  • Mathematics
contestada

Where does the graph of f(x) = (x + 9)(x - 4) cross the x-axis?​

Respuesta :

redbudtree84 redbudtree84
  • 14-04-2021

hi

f(x) = (x+9)  (x-4)

if it's cross the  x axis it's means  f(x) = 0

(x+9) (x-4) = 0  means   x+9 = 0  so x = -9  and   x-4 = 0 so x = 4

answers f(x) = 0 for  x = -9 and  x = 4

Answer Link

Otras preguntas

When an organization is sold, the purchase price may be higher than the total value of its physical and financial assets. This difference is sometimes called __
Find the volume and surface area of the composite figure. Give your answer in terms of π. Please give me a step-by-step explanation!!
What is popular sovereighnty
interval training is when
The origin of the human species appears to be in lobe in Europe Asia Africa Middle East
what is -47/10 as a terminating decimal​
A study is done to determine the average tuition that San Jose State undergraduate students pay per semester. Each student in the following samples is asked how
Find all the factors of 207
A compound that contains only carbon, hydrogen, and oxygen is 48.64% C and 8.16% H by mass. What is the empirical formula of this substance? 84. The most common
what is the value of x? 7.2/8.4 = x/36.1