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Sam F. has helped students
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Summary of contribution activity by day
On a 9 day streak. Longest streak: 9 days
1 thank you note
@briscosarg19
Briscosarg19
Thank you, this was very informative! :)
for this
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1 week ago
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Sam F.
Academic Support Tutor, Certified in Math 7th-12th
2,237 karma · Connecticut, USA
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31 Answers
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@sam-f-2
Sam F.
wrote an answer to
Derivative: find a slope of tangent line=square root of 4-5x when x=-1 ?
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yesterday
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@sam-f-2
Sam F.
commented
My god, I worked on this for about a half an hour before I saw your note... I thought I was doing something wrong until I started testing values of x.
on
How do you prove this? Thanks!
yesterday
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Sunayan S liked this.
@sam-f-2
Sam F.
wrote an answer to
HOW is cos(2x) = 0 x =pi/4 , 3pi/4 ?? Its a solution given to a problem but no explanation is given. thank you.
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2 days ago
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@sam-f-2
Sam F.
wrote an answer to
In a class there are 30 boys and 25 Girls.Find the ratios of the numder of boys and girls?
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2 days ago
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@sam-f-2
Sam F.
wrote an answer to
Divide (a) 2a^2+6 by 4 ?
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2 days ago
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@sam-f-2
Sam F.
asked the question
Is there any way to sort questions by date?
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2 days ago
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@sam-f-2
Sam F.
wrote an answer to
How do you find the maximum of the graph #y=3tan(x+pi/2)+2#?
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2 days ago
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@sam-f-2
Sam F.
wrote an answer to
How do you sketch the angle -240 degrees and find its reference angle?
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3 days ago
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@sam-f-2
Sam F.
wrote an answer to
What is the geometric mean between 5 and 8; 3 and 13?
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3 days ago
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@sam-f-2
Sam F.
wrote an answer to
How do I find the polynomial of (5y-4)(3y-1)?
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4 days ago
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