helder_edwin
 Name:
 Helder Edwin LÓPEZ ROMERO
 School:
 UMSA/UCB/UPB/UT at Austin/CAST Shenzhou Institute
 About:
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Questions Answered

Loser66:
Group Title
Show that the ring M of n x n matrices over Real has no ideals other than 0 and M
Please, help
 updated one month ago
 36 replies
 3 Medals
Mathematics

lawls:
Group Title
how would you write and inequality for w+7>5 without using any absolute values?
 updated one month ago
 10 replies
 No Medals Yet
Mathematics

PrincessKhiayla:
Group Title
The sequence is recursive. Find the value of the next term in the sequence.
15, 26, 48, 92, . .
 updated one month ago
 6 replies
 2 Medals
Mathematics

Armoore:
Group Title
Can someone help me write and equation and solve this problem
–4 times a number plus 12 is –116. Find the number.
 updated one month ago
 3 replies
 1 Medal
Mathematics

inkyvoyd:
Group Title
Does anyone know of any particularly interesting reads on mathematics (I'm leaning towards the more recreational side of things)?
 updated one month ago
 4 replies
 2 Medals
Mathematics

Indica600:
Group Title
Solve the equation. k + 6 = 3
{–3, 9}
{–3, 3}
…
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

amyvernor:
Group Title
how do you factor 27y^3+8
 updated 3 months ago
 4 replies
 No Medals Yet
Mathematics

vita955:
Group Title
Please help. Medal and fan :)
f(x) = 16x2 + 22x + 3
…
 updated 3 months ago
 24 replies
 No Medals Yet
Mathematics

jakhi90:
Group Title
how people make money
 updated 3 months ago
 7 replies
 No Medals Yet
Mathematics

SkiTTleoooo47:
Group Title
Find the slope of the tangent line to the graph of f at the given point.
f(x) = sqrtx at ( 36, 6)
…
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

Mlink1290:
Group Title
Which of the tables represents a function?
Table A
…
 updated 3 months ago
 9 replies
 2 Medals
Mathematics

Bryan11:
Group Title
guys what type of discontinuity does this function have?
 updated 4 months ago
 18 replies
 1 Medal
Mathematics

Bryan11:
Group Title
what type of discontinuity does this function have?
 updated 4 months ago
 4 replies
 2 Medals
Mathematics

BluGirl:
Group Title
Please translate this
 updated 4 months ago
 4 replies
 1 Medal
Mathematics

bubba_blue:
Group Title
What are the main differences between the flat, regressive, and progressive tax plans?
 updated 4 months ago
 2 replies
 No Medals Yet
Mathematics

agbyoung:
Group Title
I'm having an issue solving my question. Can someone help?
[1520/2(2)]^3
 updated 4 months ago
 6 replies
 No Medals Yet
Mathematics

spencerbeymer:
Group Title
A scientist measures a speck of sand as having a diameter of 0.00000034. Write this number in scientific notation.
 updated 5 months ago
 5 replies
 1 Medal
Mathematics

rissyx3:
Group Title
\[\sqrt{x4}\sqrt[4]{x4}=6\] why is the solution 85
 updated 5 months ago
 9 replies
 1 Medal
Mathematics

spencerbeymer:
Group Title
. Is (x+y)2 equal to (x2+y2)? Explain why or why not using an example to support your answer.
 updated 5 months ago
 1 reply
 3 Medals
Mathematics

Loser66:
Group Title
Help me, please. I confused
f:R\0 > R ,
f(x) = 1/x^2
…
 updated 5 months ago
 15 replies
 2 Medals
Mathematics

yomamabf:
Group Title
PLEASE HELP MEEEEEEEEEEEEEEEEEEEEEEEEEE
Elimination method.
…
 updated 5 months ago
 8 replies
 No Medals Yet
Mathematics

breamarie:
Group Title
1+tanx/1+cotx = tanx
 updated 5 months ago
 2 replies
 No Medals Yet
Mathematics

styx_skunks:
Group Title
Which of the following statements is true in a capitalist economy?
Select one:
a. Governments make major economic decisions and tell indiv…
 updated 5 months ago
 1 reply
 No Medals Yet
Mathematics

Kerriy:
Group Title
What is the inverse of g(x) = x^25x14 Help please :)
 updated 6 months ago
 24 replies
 2 Medals
Mathematics

emilyy123:
Group Title
true or false
For every line segment there is exactly one midpoint.
the answer is true but i have to draw a sketch and i need help with t…
 updated 6 months ago
 11 replies
 No Medals Yet
Mathematics

AmyVanessa58:
Group Title
The solution set of x = 9 is {9}.
…
 updated 6 months ago
 3 replies
 No Medals Yet
Mathematics

Codey:
Group Title
Find the missing coordinate? (12,10),(2,r) m=4
 updated 6 months ago
 1 reply
 No Medals Yet
Mathematics

Jessica248:
Group Title
Log2(2x1)=3
 updated 6 months ago
 1 reply
 No Medals Yet
Mathematics

allieatthedisco:
Group Title
Looking for help on how to find the slopeintercept form that is perpendicular to the given line.
4x2y=3
…
 updated 6 months ago
 3 replies
 No Medals Yet
Mathematics

chariety101:
Group Title
The graph of which equation has a vertex of (2, 0)?
 updated 6 months ago
 18 replies
 4 Medals
Mathematics
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