lidu24 lidu24
  • 03-04-2020
  • Mathematics
contestada

5x2 - 4x – 9 = 0
Master Product:
try

Respuesta :

surjithayer10 surjithayer10
  • 03-04-2020

Answer:

Step-by-step explanation:

5×-9=-45

-9+5=-4

5x²-4x-9=0

5x²-9x+5x-9=0

x(5x-9)+1(5x-9)=0

(5x-9)(x+1)=0

x=-1,9/5

Answer Link

Otras preguntas

If a cell is having trouble regulating water levels, it is probably lacking inorganic compounds know as .
Do the coefficients in a balanced chemical equation represent volume ratios for solids and liquids? explain.
explain how a decrease in the discount rate impacts the economy
A store has a 40\%40%40, percent off sale on headphones. With this discount, the price of one pair of headphones is \$36$36dollar sign, 36. What is the original
Please select the word from the list that best fits the definition el cobre
Factor the difference of two squares. Show your work and explain the steps you used to solve. 3r2 – 12s2
(6x 2 +11x - 35) (3x - 5)
Compare the fraction 3/5 to 1/2 and then compare 2/6 to 1/2. Use symbols in your answer
solve for x: 3(2x - 1) - 10 = 8 + 5x
Dengue fever, a zoonotic disease, is endemic in northern mexico, but not in the u.s. provide two possible explanations for this dichotomy and explain your answe