Friday
December 2, 2016

Posts by lis

Total # Posts: 36

cal
ty!
November 30, 2016

cal
i got -200 but wasn't sure
November 30, 2016

cal
the height of a rectangular box is 10 in. Its length increases at the rate of 2 in/sec.;its width decreases at the rate of 4 in/sec. When the length is 8 in and the width is 6 in, the volume of the box is changing in cubic inches per second at the rate of ? A 200 B 80 C -80 D...
November 30, 2016

cal
ty!
November 30, 2016

cal
the point at which the growth of a function begins to slow down
November 30, 2016

cal
Monthly sales, in thousands, of a new laptop computer grow according to the model N(t)=4.7te^-0.3t where t is the number after introduction. Determine the point of diminishing returns and interpret your answer.
November 30, 2016

cal
ok ty!
November 30, 2016

cal
i got (3/2,2) but wasn't sure
November 30, 2016

cal
if f(x)= 4x^3-21x^2+36x-4, then the graph of f is decreasing and concave up on the interval(?,?)
November 30, 2016

cal
perfect ty! i got y=3/2x+1/2
November 30, 2016

cal
x-1÷2x+4
November 30, 2016

cal
find the equation for the tangent line g(x)=x-1/2x+4 at x=-1
November 30, 2016

cal
ty!
November 30, 2016

cal
find dy/dx implicitly, given x^3+y^3=3xy
November 30, 2016

calculus
ty!
October 21, 2016

calculus
Union membership as a percentage of the labor force can be modeled by M(x) = 0.0003x3 − 0.066x2 + 4.64x − 81, where x is the number of years after 1900,and M is membership as a percentage of the labor force. a. Find the rate at which membership is changing in 1960...
October 21, 2016

calculus
lim f(x)=? x->3- f(x); -3.7, -3.97, -3.997, -3.9997, ?
October 19, 2016

Calculus
Find the area of the region bounded by f(x)=5xsqrt(121−x2) and the x-axis. The area is = to
May 8, 2015

english
It's a c a d
August 15, 2014

english
did you get these right?
August 15, 2014

math- commutative property
My daughter had this question for Hw and wasn't sure the correct answer. the expression was (4 7/8 +3 3/4)+5 1/8 which shows another way to write the expression using only the commutative property of addition A) 4 7/8+(3 3/4 +5 1/8) B)(5 1/8 +4 7/8) +3 3/4 C) 3 3/4 +4 7/8...
January 9, 2014

research
True or False Research may be used as a diagnostic tool to provide information about what is happening in the enviroment? True
June 21, 2012

Research
True or False Researchers who have strong opinions about the subject of a study are likely to do a better job of conducting the research. False, strong opinions could lead to bias results.
June 21, 2012

Chemistry
How many mL of a stock solution of 2M potassium nitrate would you need to prepare 100mL of .150 M potassium nitrate?
May 16, 2012

math
Dylan loved pencils. He had a whole box full of pencils in different colors and designs. One-seveth of them were yellow, one-sixth of them were blue, and the rest of the pencils had designs on them. What fraction represents the pencils with designs on them?
February 1, 2012

chemistry
How many grams of carbon tetrachloride can be produced from reacting 709.0 grams of chlorine with excess methane?
December 6, 2011

Chemistry
How do I calculate the wavelength of the emission line when electrons drop from the 4th to the 3rd energy level in the hydrogen atom?
February 9, 2011

french
I need a paragraph telling about myself but i need someone to check it for me. Bonjour mis amis. Je m'applle lisa. Je suis vingt ans. Mon couleur preferee est le bleu. Mon saison preferee est l'automne. Je suis drole, actif, et intelligent. J'ai un appartment a New...
November 20, 2010

Chemistry
which elements are in H2S
March 17, 2010

science
i want to see if thers a web site wer you could see the moons face from february 2010 he info and pic
February 20, 2010

science
Why is the naming of created things important(esp in science)?
March 12, 2008

science
Besides between Mars and Jupiter,where else are minor planets(aka asteroids) located?
March 12, 2008

science
Thanks! :)
March 12, 2008

science
How many minor planets(aka asteroids) are there?
March 12, 2008

Algebra
I'm homeschooled so I have no teacher that can help me.I need all the help I can get!Thanks for the help!:) any other suggestions anyone?
March 12, 2008

Algebra
Hey! I like math,but this year I'm doing algebra 1 and am not doing so well. I understand the lessons,but then the next day I learn a new way to solve a different problem and confuse the old way with this new way. So on tests,I know how to answer some problems but then get...
March 12, 2008

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