Keyasan1n8ahrabanob Keyasan1n8ahrabanob

04-08-2016
Mathematics

contestada

factor completely 2x^2 − 2x − 40. 2(x − 5)(x 4) (2x − 10)(x 4) (x − 5)(2x 8) 2(x − 4)(x 5)

Respuesta :

dalendrk dalendrk

04-08-2016

2x^2 - 2x - 40 = 2x^2 -10x + 8x - 40 = 2x(x - 5) + 8(x - 5)

= (x-5)(2x+8) = 2(x-5)(x+4)

Answer Link

Otras preguntas

In the paragraph beginning with “ He looked at me “ find a metaphor. The book is called The waters of Babylon

If someone can answer all of these you get Brainiest and 15 point its not a lot but here are the questions Document A: 1) Who was John Barker? 2) What kind of

how many significant figures are in 0.0231?? a lot of points!!!

This equation models the height over time of a deep-water sensor. h(t) = -4.9t^2 + 29.4t + 5.9 Rewrite the function in vertex form.

Which food chain best models a glow of energy in this ecosystem?

Why does a layer of ice form on the surface of a pond during freezing weather?

Can you please help meeeee!!!!!!!!!!!

Fred is studying a timeline of Rome for a history test. He calls you about a study guide question asks the number of years the Western Roman Empire lasted after

The mass of a freight train is 9.98 ⋅ 106 kilograms. The mass of an aircraft carrier is 7.3 ⋅ 107 kilograms. Approximately how many more kilograms is the mass o

In the Declaration of Independence, Thomas Jefferson argued that individuals had the right to freedom of speech and freedom of elections. tax, raise an army, or