October12 October12

15-03-2016
Mathematics

contestada

25x^2+1=5 quadratic

Respuesta :

olemakpadu olemakpadu

15-03-2016

25x² + 1 = 5

25x² + 1 - 5 = 0

25x² - 4 = 0 By difference of two squares

(5x)² - (2)² = 0

(5x - 2)(5x + 2) = 0

5x - 2 = 0 or 5x + 2 = 0

5x = 0 + 2 5x = 0 - 2

5x = 2 5x = -2

x = 2/5 x = -2/5

x = 0.4 x = -0.4

x = + 0.4 or -0.4

Answer Link

Otras preguntas

as water is cooled ,at what temperature do its particles become fixed on place?

What did the People’s Party believe would result from the government taking control of America’s railroads and banks?

A surface area of a cube is 96cm. What is the length of one side? What is its volume

The bed of a pickup truck measures 4 feet by 8 feet to the nearest inch, what is the length of the longest thin metal bar that will lie flat in the bed

The main economic problem facing returning war veterans was a. a shortage of jobs. b. racial discrimination. c. a lack of useful work skills. d. postwar gloo

Sputnik was the world’s first ____________. a. jetliner c. space shuttle b. submarine d. satellite User: The international space station is named Alpha.

80% of ____ games is 32 games

Who was te first president of USA?

Which term refers to President Roosevelt's radio broadcasts that outlined his plans for rebuilding the economy and gave hope to the American people ? A. firesi

Trade and exchange is one of the signs of decreasing social complexity. a. True b. False