joasalazar190217 joasalazar190217
  • 03-12-2021
  • Mathematics
contestada

Is x = 0 a valid potential solution to the equation log(x + 7) + log(x − 3) = 17?

Respuesta :

loneguy
loneguy loneguy
  • 03-12-2021

Plug x = 0 to check

[tex]\log(x+7) + \log(x-3)\\\\=\log(0+7) + \log(0-3)\\\\=\log 7 + \log (-3)\\\\[/tex]

You cant take log of negative number or 0 so x = 0 is not a  solution.

Answer Link

Otras preguntas

Which term would be combined with the constant +2 in the expression -8x^2 + 3x + 2? Answers: x^2, -8x^2, 3x, none. Plz help! I’m so confused right now!!
Which psychophysicist's major contribution was to demonstrate that the relationship between incoming stimuli and corresponding perceptions was not one-to-one?
a que hora salen ustedes para la escuela
part 2 listening comprehension spanish
If JH = 5 and HL = 4, find KL
5 ^(x+4)-5^x=100 how can we solve this
Can someone help and explain this to me
Segundo o ranking interbrand, as marcas mais valiosas do Brasil em 2010 estão na tabela abaixo: Marca: Itaú,Bradesco,Petrobrás,Banco do Brasil. Valor: R$ 20.651
Which is a dependent clause
How does the request of the sage viswamithra suggest that Rama has been chosen by fate for a special destiny