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ILE Posted 14 years ago
Grammar

By eyeballing it, I'd say the derivative equals to a constant value.

Hi native speakers,

In some math problems, I think we can solve them without using pen and paper. That is, by only doing the steps in mind.

In these sporadic instances, can I say, "By eyeballing it, I'd say the derivative equals to a constant value."?

Or should I just say, "By doing some mental evaluation, I can see that the derivative equals to a constant value."?

Thanks.

Isabelle
  

Top answer

A frustrating but common way that many authors deal with this is by saying "It is obvious from x that y".

  • A frustrating but common way that many authors deal with this is by saying "It is obvious from x that y".
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6 Answers
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A frustrating but common way that many authors deal with this is by saying "It is obvious from x that y".
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Thanks, CSnyder.

But what if it's not obvious where from x we cannot actually see that y is coming its way?Emotion: smile

Isabel
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If it's not obvious then you should not say "by eyeballing it", you should be explaining the steps (you should never say "by eyeballing it" in any even semi-formal situation anyway).
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Thanks, CSnyder.

Isabelle
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By eyeballing it, I'd say the derivative equals to a constant value.

In an informal exchange, I'd say

Just eyeballing it, I'd say the derivative is a constant.

You can substitute Just looking at it, I'd say ....


In any case, it's not "The derivative equals to ...". It's "The derivative is equal to ..." or "The derivative equals ...".
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CalifJimJust eyeballing it, I'd say the derivative is a constant.
This is perfect, CJ. Thanks.

CalifJimIn summary:
X equals Y. Good.
X is equal to Y. Good.
X equals to Y. Not grammatical.
This is great. I'll remember th

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