baraanakash2p09r1f baraanakash2p09r1f
  • 01-12-2017
  • Mathematics
contestada

A certain number added to its square is 30. Find the number

Respuesta :

tynollette tynollette
  • 01-12-2017
x+x²=30
x²+x-30=0
(x+6)(x-5)=0
x=-6 or x=5
Answer Link

Otras preguntas

Percy works two part-time jobs to help pay for college classes. On Monday, he works 3 hours at the library and 2 hours at the coffee cart and earns $36.50. On
Given the function f(x) = 2(x + 8), find x if f(x) = 12. A) 2 B) 40 C) −2 D) 14
sentence with the word exploration
How did Siddhartha Gautama's life before he left home compare to after he left home? He lived a life of privilege before he left and a simpler life after he re
Help me!!!!need answer quick !!
What are some measures of center and spread that you can find from a dot plot? How can making a dot plot help you visualize a data distribution?
any way to improve english vocabulary?
Which statement best describes how machine guns were used during World War I?
Which two traits can you infer about Mira in this excerpt from “Games at Twilight” by Anita Desai? The children, too, felt released. They too began tumbling, s
What is the y-intercept of the quadratic function f(x) = (x – 6)(x – 2)?