mark_o.
 Name:
 mark oliver rodriguez
 School:
 Rizal Technological University
 About:
 graduating in B.S. Civil Engineering
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DeoxNA:
Group Title
f(x)=2x/(x^2+6) for x>=b (b is a real number)
1. Find f'(x)
2. Hence find the smallest exact value of b for which the inverse function f^(…
 updated one year ago
 4 replies
 1 Medal
Mathematics

sha0403:
Group Title
whta answer when factorize x^2 + x+ 1?
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

evy15:
Group Title
Find all zeros 5x^520x^440x^316x^245x+180=0
 updated one year ago
 32 replies
 1 Medal
Mathematics

aceb:
Group Title
line through point (4,3) that is perpendicular to the line y=4x2
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Solmyr:
Group Title
PLEASE HELP
Your friend, Patricia, is having a hard time understanding the concept behind the domain and range of a parabola. Using complet…
 updated one year ago
 6 replies
 1 Medal
Mathematics

startanewww:
Group Title
Application of differentiation.
Find the equation of the normal to the curve y=(x+2)e^x3x at the point (0,2).
 updated one year ago
 52 replies
 3 Medals
Mathematics

mark_o.:
Group Title
WISHING YOU ALL A HAPPY AND MERRY HOLIDAY FOLKS :D
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Lauren01:
Group Title
Use the arc length formula and the given information to find θ.
s = 7 m, r = 12 m; θ = ?
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

princesspixie:
Group Title
PLEASE HELP ME!!!
 updated one year ago
 11 replies
 No Medals Yet
Mathematics

algebra2sucks:
Group Title
Simplify each expression. Show all work, stepbystep.
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

lperlstein1:
Group Title
A video game has been developed whereby the player must earn a certain number of experience points before progressing to the next level. On…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

mathsteddybear:
Group Title
Emaths trigo question ! Can someone help to solve Q20 in the attached file ? please explain to me how to get the answers provided, thank you…
 updated one year ago
 11 replies
 1 Medal
Mathematics

JaydensMom1:
Group Title
Write the equation of the quadratic function with roots 1 and 7 and a vertex at (4, 7)
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

RolyPoly:
Group Title
Solve by undetermined coefficients/variation of parameters:
\(x^3y'' + x^2y' 4xy = 1\) , x>0
 updated one year ago
 95 replies
 1 Medal
Mathematics

BelleFlower:
Group Title
Please refer to image! Indices question
 updated one year ago
 11 replies
 1 Medal
Mathematics

Asylum15:
Group Title
Differentiation Question! :(
 updated one year ago
 55 replies
 1 Medal
Mathematics

aly12:
Group Title
x^2  16x= 63
Solve using completing the square.
(2answers)
 updated one year ago
 12 replies
 No Medals Yet
Mathematics

miklee12:
Group Title
Find the sine of 180º. Round your answers to the nearest hundredth if necessary.
–0.5
–1.1
…
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

Need_Help_Correcting:
Group Title
Which of the following coordinates is nearest to the right of the origin on a coordinate plane?
A)
(3, 0)
…
 updated one year ago
 14 replies
 2 Medals
Mathematics

AGarcia2013:
Group Title
Solve the matrix equation for X.
Let A=[3,3,_4,0,_8,2] and B=[8,0,_0,6,_3,2]; 4X+A=B
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

hannalafave:
Group Title
12a^33a^25a+10/4a+3
 updated one year ago
 100 replies
 1 Medal
Mathematics

clarkexo:
Group Title
How long will it take a rocket travelling at a rate of 3.9 × 10^6 mph (miles per hour) to travel the 3.8 × 10^8 miles from the earth to the …
 updated one year ago
 5 replies
 1 Medal
Mathematics

hannalafave:
Group Title
simplify (x^3y^5z^0/x^2y^8)^2
 updated one year ago
 65 replies
 No Medals Yet
Mathematics

kevingretzky:
Group Title
write the function as a set of ordered pairs. Give the domain of f. f(a)=t, f(b)=r,f(c)=s f(d)=t
f=___
the domain is___?
…
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

ashley4328:
Group Title
Find the value of k so that the line passing through the given points has slope m. Write an equation of the line in pointslope form.
(k, …
 updated one year ago
 4 replies
 1 Medal
Mathematics

nublanthefab:
Group Title
use parametric equations of the semi ellipse to find the area that it encloses.
x=2cos(t), y=3sin(t), t=[0,pi]
 updated one year ago
 5 replies
 1 Medal
Mathematics

kimdre10:
Group Title
log 6 2/3 expand the expression
 updated one year ago
 5 replies
 1 Medal
Mathematics

nathanruff:
Group Title
Use the fact that the function is odd to show that the inequality is true. (Anyone who helps me will receive a medal because I'm stuck.)
 updated one year ago
 19 replies
 1 Medal
Mathematics

andjie:
Group Title
Can someone explain this for me step by step? Abby rows 10 km upstream and 10 km back in a total time of 3 hr. The speed of the river is 5 k…
 updated one year ago
 71 replies
 2 Medals
Mathematics

monroe17:
Group Title
Given that 6≤f(x)≤9 for 2≤x≤1.
Estimate the value of the integral from 2 to 1 of f(x)dx.
…
 updated one year ago
 18 replies
 No Medals Yet
Mathematics
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