3 years ago

Does 2x + 3x^2 = 5x^3?

1 answer:

4 0

No. You can only add variables that have the same exponents. Also, during addition of variables with the exponent, you do not add the exponents.

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erastova [34]

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4 years ago

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densk [106]

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3 years ago

What is the square root of 625

QveST [7]

$De finition:\\\sqrt{a}=b\ \iff b^2=a\\=====================\\\\$

$625|5\\125|5\\.\ 25|5\\.\ \ 5|5\\.\ \ 1|\\\\625=5\times5\times5\times5=5^2\times5^2\\\\\sqrt{625}=\sqrt{5^2\times5^2}=(*)\\-------------------------------\\use:\ \sqrt{a\times b}=\sqrt{a}\times\sqrt{b}\ and\ \sqrt{a^2}=a\ for\ a\geq0\\-------------------------------\\(*)=\sqrt{5^2}\times\sqrt{5^2}=5\times5=\boxed{25}$

$Other\ solution:\\\\\sqrt{625}=25\ because\ 25^2=25\times25=625$

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3 years ago

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andrezito [222]

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3 years ago

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PLEASE HURRY!!!!!!!

mamaluj [8]

Answer:

Give me a second, I just finished answering it, and trying to find a way to take a picture of it and send it to you.