ramoskarla585
ramoskarla585 ramoskarla585
  • 04-03-2021
  • Mathematics
contestada

how to find the sum of root for this? ASAP pls

how to find the sum of root for this ASAP pls class=

Respuesta :

ADVENTUROUSBOY
ADVENTUROUSBOY ADVENTUROUSBOY
  • 04-03-2021

9

Step-by-step explanation:

x² - 9x = 36

x² - 9x - 36 = 0

x² + 3x - 12x - 36 = 0

x ( x + 3 ) - 12 ( x + 3 )

( x - 12 ) ( x + 3 )

x = 12, -3

sum = 12 + (-3)

= 12 - 3

= 9

Answer Link

Otras preguntas

Choose the best answer to the question from the choices below. Comment est-ce qu'il voyage?
which kind of animals compete for the same kind of food? what type of competition is it*fox*leopard*squirrel*lion​
Give two examples from Mikael Gorbachev's speech of the weakness of the Soviet Union in the years before it fell.
PQRS is a parralelogram. the position vector of Q R and S are 5i +7j, -3i-8j and -4i-6j. find the position vector of P
What is the scale factor from ABC to DEF? A. 2 B. 1/2 C. 3 D. 1/3
What would be the most appropriate initial investigation for thyroid nodules
express 3256 as the product of power of 10​
Kyerew akyiwade ahorow anum a ewo wo mpatam​
Find the HCF of x 3 y 3 and y 4
Using Hooke's law, what happens when the displacement is tripled?