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262 is 2.16840434E−19. Write this number in scientific notation with three significant digits.



The number

1

262 written in scientific notation with three significant digits is ...?

Respuesta :

MrRoyal

Answer:

[tex]2.16840434E-19 = 2.17 * 10^{-19}[/tex]

Step-by-step explanation:

Given

2.16840434E-19

Required

Write in scientific notation

We start by solving the exponent part of the given number

[tex]E-19 = 10^{-19}[/tex]

So; We have

[tex]2.16840434E-19 = 2.16840434 * 10^{-19}[/tex]

Approximate 2.16840434 to 3 significant digits

[tex]2.16840434E-19 = 2.17 * 10^{-19}[/tex]

Hence, the scientific notation of the given number is [tex]2.17 * 10^{-19}[/tex]

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