3 years ago

Can anyone help me with this problem?

Mathematics

1 answer:

Nadusha1986 [10]3 years ago

6 0

What problem I cannot see The question

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Find the values of x when y=1

kirill [66]

Answer:

$x=1+\sqrt{5}, 1-\sqrt{5}$

Step-by-step explanation:

$x^{2} -2x-4=0$
$(x-1)^{2} -1-4=0$
$(x-1)^{2} -5=0$
$(x-1)^{2} =5$
$x-1=\sqrt{5} ,-\sqrt{5}$
$x=1+\sqrt{5} , 1-\sqrt{5}$

FINAL ANSWER

$x=1+\sqrt{5} , 1-\sqrt{5}$

In Decimal Form (Rounded to 3 significant figures)

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3 years ago

How can I factor -2x^2+2x+4=0 ?

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Indicated operation of 2/3 + 3/8

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Step-by-step explanation:

Hope it Helps

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