claycarrina
claycarrina claycarrina
  • 24-02-2020
  • Mathematics
contestada

Use the quadratic formula to solve the equation x2+7x​

Respuesta :

thamimspartan thamimspartan
  • 02-03-2020

The solution of the equation x2+7x​ is 0, -7 using the quadratic formula.

Step-by-step explanation:

x2 + 7x = 0

-b  ± √ b2 - 4(ac)/ 2a

substitution,

a = 1, b = 7, c = 0

= -7  ± √(7)2 - 4(1 x 0) / 2 x 1

= - 7   ± 7 / 2

x = 0 , -7

Answer Link

Otras preguntas

what is the proportion for 2/3 and 8/10
If an over-the-counter drug might affect your ability to drive, it will __________ A. be very expensive. B. have a warning label on the package. C. not be av
He was, without a doubt, the most prolific writer of mathematics of all time. Euler is credited as being the first mathematician to define function in the way w
A farmer has 1,800 feet of fencing and wants to fence off a rectangular field that borders a straight river. he needs no fence along the river. write the functi
One key to reversing environmental decline is to slow the growth of the human population
In a Greek theater, the theatron was where _____. the actors changed the chorus danced the scene dressings were hung the audience sat
discuss Jonker's portrayal of freedom from oppression in the child is not dead
What evidence did Carl Linnaeus use to classify organisms
Name three (3) products Marco Polo wrote about after his travels to China
Which of the following statements describes a benefit of modern refrigeration? A. Homes use less energy. B. Perishable items can be kept safely for longer. C