kseniyaskaya kseniyaskaya

03-03-2020
Mathematics

contestada

Solve the equation.

x2 − 6x − 7 = 0

Respuesta :

igoroleshko156 igoroleshko156

03-03-2020

Answer:

x = 7 and x = -1

Step-by-step explanation:

Step 1: Factor

x^2 - 6x - 7 = 0

(x - 7)(x + 1) = 0

Step 2: Solve for x

(x - 7)(x + 1) = 0

x - 7 = 0 and x + 1 = 0

x - 7 + 7 = 0 + 7 and x + 1 - 1 = 0 - 1

x = 7 and x = -1

Answer: x = 7 and x = -1

Answer Link

Otras preguntas

Who vetoes bills? Please help

Compared to the charge of a proton, the charge of all electron has (1) a greater magnitude and the same sign (2) a greater magnitude and the opposite sign (3)

Name one branch or part of the government.

If the President can no longer serve, who becomes President?

Name one war fought by the United States in the 1800s.

What is an amendment?

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

What is the “rule of law”?

Why do some states have more Representatives than other states?

Compared to the charge of a proton, the charge of all electron has (1) a greater magnitude and the same sign (2) a greater magnitude and the opposite sign (3)