minepro191 minepro191

03-11-2019
Mathematics

contestada

-x^2+2x=7 complete the square

Respuesta :

amyninggg amyninggg

03-11-2019

Answer:

x=R

Step-by-step explanation:

x

[tex]x ^{2} + 2x = - 7 \\ (x + 1) {}^{2} = \sqrt{ - 7 + 1 } \\ x = r \\ \\ [/tex]

there's no real solution since a square root cannot be negative

Answer Link

Otras preguntas

Help please I really need it

X elevado a 2 -5x+6 algebra

What was the original rfc number that described telnet?

Fiona deposits $2,000 into a savings account. if the fed requires a 20 percent reserve ratio, how much of fiona’s money can the bank lend?

Please help me with this

The complicated molecules that make up living things usually contain carbon. Why is carbon so important in these molecules? A. Carbon can form four strong coval

wisdom teeth are a third and final set of human molars that come in during the late teens or early twenties. In some cases, these teeth come in without problems

What is the crust beneath the Atlantic Ocean like?

Ia , are, isn,t aren,t 1 there....... a blackboard

What are all living organisms on Earth called? The answer is a six letter word.