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Bob Brown MSEE
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Bob Brown MSEE
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Join Date
10-25-2012
Last Activity
11-16-2017
12:39 PM
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11-11-2017,
05:40 PM
Bob Brown MSEE
replied to a thread
Integer equations: find numbers not hit by 11x+4, 12x+11, 17x+12, 19x+1
in
Beginning Algebra
Plot each line. Plot a lattice of dots at each integer grid intersection. Any lattice dot without a line through it is a "missed value" in y.
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5 replies | 174 view(s)
11-11-2017,
03:58 AM
Bob Brown MSEE
replied to a thread
finding derivative of an inverse function given f(x) = x^5 +3x +6
in
Calculus
P(x) = x^5+3x+6 P(x+1)-10 = (x+1)^5+3(x+1)+6-10 P(x+1)-10 = x^5+5x^4+10x^3+10x^2+8x P(x+1)-10 ~ 8x near the origin P(x+1)-10 at (0,0) has the...
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5 replies | 314 view(s)
11-09-2017,
01:31 AM
Bob Brown MSEE
replied to a thread
Exception to the Reflexive Property of Equality
in
Geometry and Trig
...3333334 x3 ---------- ...0000002
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19 replies | 1062 view(s)
11-06-2017,
02:31 AM
Bob Brown MSEE
replied to a thread
Exception to the Reflexive Property of Equality
in
Geometry and Trig
Yes, I am doing arithmetic with infinite digits to both the right and to the left. 10-adic numbers share the same arithmetic with Decimal numbers...
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19 replies | 1062 view(s)
11-06-2017,
02:11 AM
Bob Brown MSEE
replied to a thread
Solving a cubic equation: 2x3 - 3x - 5
in
Intermediate/Advanced Algebra
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10 replies | 442 view(s)
11-02-2017,
12:24 AM
Bob Brown MSEE
replied to a thread
Exception to the Reflexive Property of Equality
in
Geometry and Trig
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19 replies | 1062 view(s)
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About Bob Brown MSEE
Basic Information
About Bob Brown MSEE
Biography:
Old man trying to get into heaven.
Location:
Loveland, CO
Interests:
Backgammon
Occupation:
Agilent Standards Lab (retired)
Signature
"
What happens in the event horizon, stays
in the event horizon
" -- Bob Brown (grandpa Bob)
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Total Posts
Total Posts
576
Posts Per Day
0.31
General Information
Last Activity
11-16-2017
12:39 PM
Join Date
10-25-2012
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1