Friday
May 6, 2016

Posts by kavi

Total # Posts: 28

January 6, 2014

Yes Reiny i was post to hand this in in December but i was sick for lot of days so i couldn't. i have to hand this in tomorrow or my marks will go down. its already down. please help me. i tryed it but i couldn't do these two questions. please Reiny help me please. ...
January 6, 2014

math
January 6, 2014

math
*Consider the function g(x)=x/x-7. a)Summarize the increasing and decreasing intervals. b)Compare the slopes of the tangents at the points where i) x=7.5 and x=20 ii) x=6.5 and x= -20
January 6, 2014

someone help me plz...
December 30, 2013

bio
Why does changing the pH affect the enzyme activity?
December 30, 2013

bio
How is the oxygen production in 30 seconds related to the rate of the reaction?
December 30, 2013

math
December 15, 2013

I couldn't do g). someone help i need it in the morning. help me please. do it for me please. Show me the steps too please...please...
December 15, 2013

thanks Reiny
Thank you so much Reiny. thanks a lot.
December 15, 2013

ya i seen that on have the same question that i got, but when i try to sketch the function of x/x-7 on the wolfram Alpha i get the wrong answer, so i couldn't do a and b without graphing this. *help me please*
December 15, 2013

math
Consider the function g(x)=x/x-7. a) Summarize the increasing and decreasing intervals. b) Compare the slopes of the tangents at the points where i) x=7.5 and x=20 ii) x=6.5 and x=-20
December 15, 2013

10.a)Solve the inequality x^3-5x^2+2x+8<0 by i) using intervals ii) considering all cases I did this but my teacher said that when i solved this: x^3-5x^2+2x+8<0 (x+1)(x^2-6x+8) (x+1)(x-4)(x-2)<0 She told me to show all the steps, but i don't know how to show more...
November 29, 2013

can u please explain to me how to find these sign < >. how do u know which direction it goes to. help me please. i have a test tomorrow. so please let me know. please quick.
November 27, 2013

10.a)Solve the inequality x^3-5x^2+2x+8<0 by i) using intervals ii) considering all cases I did this but my teacher said that when i solved this: x^3-5x^2+2x+8<0 (x+1)(x^2-6x+8) (x+1)(x-4)(x-2)<0 She told me to show all the steps, but i don't know how to show more...
November 27, 2013

3. Factor x^4-3x^3-11x^2+3x+10 completely using the factor theorem. (5 marks) SHOW ME ALL THE STEPS PLEASE.
November 26, 2013

math
9. A company that manufactures a specialty line of high performance racing boats has determined that its profit margin can be represented by the equation, PM(x)=-x^3+7x^2-10x, where x is in thousands of dollars. a) graph without technology. b) determine the production numbers ...
November 26, 2013

7. Given the function f(x)=Kx^3-mx^2+3x+7, determine the values of k and m if the remainder is -2 when f(x) is divided by x+1 and -4 when f(x) is divided by x-1
November 26, 2013

math
A survey of Chaicago sports fans asked them 3 questions about which they prefer. Each fan must give exactly 1 answer to each question. Given a choice between the Cubs and White SOx, 40% chose cubs. Between the Bulls and Blackhawks, 57% chose bulls. between wildcats and maroons...
May 3, 2011

Suppose a cord is a heavy rope of mass 1.0 kg. Calculate the acceleration of each box and the tension at each end of the cord, using the free-body diagrams. Assume the cord doesn't sag. (m1 = 8.5 kg , m2 = 12.5 kg and FP = 36.0 N)
November 16, 2010

physics vs. Chem
Doesnt physics seem to be harder than chem? Anyone?
October 24, 2010

physics!!!!!! (The questions are actually short)
CAn an object be increasing its speed with negative acceleration-----explain why or why not give an example of when both velocity and acceleration are neg. can the magnitude of a vector ever equal or be less than one of its components? If you are riding a train that speeds ...
October 24, 2010

43, 59, 73
October 13, 2010

PHYSICS H!!!!
NOT SURE WUT I M DOING WRONG--- SO HEREZ THE ? PLEEZE HELP ME!!! ----A projectile is shot from the edge of a cliff h = 225 m above ground level with an initial speed of v0 = 155 m/s at an angle of 37.0° with the horizontal Determine the range X of the projectile as ...
October 11, 2010

english
what about food???? the industry?, the variety?,healthy vs unhealthy?
October 11, 2010

physics honors
You are given a vector in the xy plane that has a magnitude of 100.0 units and a y component of -50.0 units (b) Assuming the x component is known to be positive, specify the vector which, if you add it to the original one would give a resultant vector that is 85.0 units long ...
October 10, 2010

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