caitlynreilly caitlynreilly

01-04-2020
Mathematics

contestada

How do you factor this equation?
-x²-14x-49

Respuesta :

aleghe8297 aleghe8297

01-04-2020

Answer:

x=±√−21

Step-by-step explanation:

-x^2 - 14x -49

-1 xx - 1 7 2 x - 1 7 7

-1 ( x^2 + 14 +7)

(x^2 + 21) = 0

subtract 21

x^2 = -21

x=±√−21

Answer Link

Otras preguntas

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine

A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine

Which quantity can be calculated for a solid compound, given only the formula of the compound and the Periodic Table of the Elements? (1) the density of the com

Who lived in America before the Europeans arrived?

What happened at the Constitutional Convention?

Which term identifies a type of organic reaction? (1) deposition (3) esterification (2) distillation (4) sublimation

What is the gram-formula mass of Fe(NO3)3? (1) 146 g/mol (3) 214 g/mol (2) 194 g/mol (4) 242 g/mol

Why do some states have more Representatives than other states?

What is an amendment?

What is a hyperbole?