mubarakabdi619 mubarakabdi619
  • 26-04-2020
  • Mathematics
contestada

The square of a number is 15 more than 2 times the number

Respuesta :

wlaaalisaid wlaaalisaid
  • 26-04-2020

x^2 = 2x + 15

x^2 -2x - 15 = 0

Factor:

(x-5)(x+3) = 0

x = 5 or x = -3

Answer Link

Otras preguntas

Which sentence is free of errors? Although I left for home, it stopped raining. However, I left for home, it stopped raining. Before I left for home, it stopped
Manny made 4 pizzas to share among himself and 6 friends. How much pizza will each person get?
What were the three points of Metternich’s plan for Europe?
The value of y varies directly with x2, and y = 36 when x = 3. What is the value of y when x = 5?
Which form of a possessive pronoun correctly completes the sentence? Carol laid the book on __________ side on the desk. A. its B. its' C. it D. it's
Which was a response to the terrorist attack against the United States on September 11, 2001? A) OPEC oil boycott B) Yom Kippur War C) Per
the first letter of every genus name is
I need a new phone in french
Chief Justice John Marshall's Supreme Court decisions helped strengthen the national government. True False
How do you say "easy points" in spanish?