helder_edwin
 Name:
 Helder Edwin LÓPEZ ROMERO
 School:
 UMSA/UCB/UPB/UT at Austin/CAST Shenzhou Institute
 About:
188 helpers are online right now
75% of questions are answered within 5 minutes.
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Questions Answered

sara45:
Group Title
i whould like some one to show me how to do this plzzzz
What are the excluded values?…
 updated 4 days ago
 12 replies
 2 Medals
Mathematics

sofiamarie16:
Group Title
Using the given zero, find all other zeros of f(x).
2i is a zero of f(x) = x4  32x2  144
 updated 4 days ago
 4 replies
 No Medals Yet
Mathematics

Cenabk5634:
Group Title
Arianna is a congresswoman concerned about financial crises and the stock market. She proposes a law that eliminates shortterm stock tradin…
 updated 4 days ago
 1 reply
 No Medals Yet
Mathematics

abram.macedonio:
Group Title
a line having a slope of 3/4 passes through the point ( 8,4).write the equation of this line in slope intercept form.
 updated 7 days ago
 12 replies
 No Medals Yet
Mathematics

triciav:
Group Title
Select the solutions to the following inequality: n>3
no solution
all real numbers
…
 updated 7 days ago
 2 replies
 No Medals Yet
Mathematics

kurman:
Group Title
Why is the derivitive the limit of f(x) as the change in x approaches 0?
 updated 5 days ago
 2 replies
 No Medals Yet
Mathematics

jcr268:
Group Title
What country is a command economy may have huge accumulations of goods that no one wants while other products are short supply?why does this…
 updated 7 days ago
 2 replies
 1 Medal
Mathematics

ninjasandtigers:
Group Title
Find the cube roots of 125(cos 288° + i sin 288°).
cubed root(125*(cos(288)+ i sin (288))
…
 updated 7 days ago
 19 replies
 3 Medals
Mathematics

jonnyrco:
Group Title
What is the 41st term of the arithmetic sequence where a1 = 18 and a15 = 38 ?
…
 updated 7 days ago
 16 replies
 No Medals Yet
Mathematics

mburks:
Group Title
For which of the following sets of data is a linear model reasonable?
A) (0,11), (2,8), (3,7), (7,2), (8,0)
B) (15,8), (8,7), (3, 0), …
 updated 8 days ago
 1 reply
 1 Medal
Mathematics

precal:
Group Title
The graph to the attached represents the rate at which people arrive at an amusement park ride throughout he day, where t is measured in hou…
 updated 8 days ago
 17 replies
 1 Medal
Mathematics

learningperson:
Group Title
Cuando yo era joven, siempre _______ al parque con mis amigos.
voy
…
 updated 9 days ago
 6 replies
 2 Medals
Mathematics

theojohnson:
Group Title
A country withholds funding from any college or university that does not accept women at the same rate as men. This action reflects the broa…
 updated 9 days ago
 2 replies
 No Medals Yet
Mathematics

eric_d:
Group Title
Given that f(x)=x^2+1/2x^2+1 and x is bigger or equal to 2, find..
 updated 10 days ago
 14 replies
 1 Medal
Mathematics

nicolexcx:
Group Title
What is the 6th term in this geometric sequence?
480, 240, 120, 60, ...
…
 updated 10 days ago
 11 replies
 1 Medal
Mathematics

ninjasandtigers:
Group Title
Verify the identity.
4 csc 2x = 2 csc2x tan x
 updated 10 days ago
 47 replies
 1 Medal
Mathematics

solidrebirth:
Group Title
What is the value of the ycoordinate of the yintercept of the function f(x)=4x^2+2x5
 updated 10 days ago
 2 replies
 2 Medals
Mathematics

keke12147:
Group Title
what is 5/58 simplified
 updated 10 days ago
 2 replies
 No Medals Yet
Mathematics

Chineseboy15:
Group Title
0 5
3 2
If A=(2 1 5 9) and B=﹛4 0﹜…
 updated 9 days ago
 6 replies
 2 Medals
Mathematics

volume:
Group Title
MEDAL <3
A system of equations is shown below:
…
 updated 18 days ago
 19 replies
 1 Medal
Mathematics

ImaGuest:
Group Title
Can someone help me with this Algebra 1 question?
Solve for x: 3x + 7 = 12
and…
 updated 24 days ago
 8 replies
 2 Medals
Mathematics

sotoslugger:
Group Title
ALGERBA 2 HELP PLZZZZZZZZZZZZZ FAN AND MEDAL!!!!!
 updated 25 days ago
 69 replies
 1 Medal
Mathematics

TraciBonita:
Group Title
What is the domain of y=cot x?
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

lovelyharmonics:
Group Title
synthetic division.
 updated one month ago
 14 replies
 3 Medals
Mathematics

brittney989:
Group Title
Evaluate the function for x = –2a, if a = 3. f(x) = –4x + 7
 updated one month ago
 9 replies
 1 Medal
Mathematics

maddierawr:
Group Title
see pic please! fan and medal!
 updated one month ago
 4 replies
 No Medals Yet
Mathematics

RosalieW1209:
Group Title
An Ho model railroad car has a scale of 1inch to 87 inches. Find the length of the railroad car if the model us 5 inches long (round to the …
 updated one month ago
 2 replies
 No Medals Yet
Mathematics

ladystell:
Group Title
what is the appropriate verb form for the following: juan___ en una tienda
trabajas
trabajan…
 updated one month ago
 3 replies
 1 Medal
Mathematics

faylynn:
Group Title
HELP PLEASE!! FAN & MEDAL!!
What is the slope of the line that passes through the points (3, –1) and (–2, –5)
 updated one month ago
 19 replies
 2 Medals
Mathematics

dre0000005:
Group Title
Find the distance between (0, 5) & (18, 10).
 updated one month ago
 1 reply
 No Medals Yet
Mathematics
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