Saturday

December 10, 2016
Total # Posts: 21

**Math**

Please help me with this question. 4x^2-3x-3 = 0 has roots p, q. Find all quadratic equations with roots p^3 and q^3. I think I do know how to do it but no matter how many times I try, I could never get the right answer. Please help me!!

*September 17, 2016*

**Math**

I really need help with a quadratic question. So the problem is kx^2+[k+2]x-3=0 has roots which are real and positive. Find the possible values that k may have. The answer is -8+ √60<k<0 I get why they got -8+ √60 but I don't understand the 0. I thought ...

*September 17, 2016*

**math**

How come a lot of the questions posted in here don't get answered?

*May 10, 2016*

**input output tables**

I Just got it right it is output

*November 2, 2015*

**math**

What does that mean? I need what A and B equals.

*October 15, 2014*

**Math**

Please help me on this one! ABCD x 9 ----- DCBA What is A,B,C,and D?

*October 12, 2014*

**calc**

let y be the function of x defined implicitly by the equation x^2 -2xy +2y^4=1. find the value of x where y obtains its maximum value.

*August 1, 2013*

**chemistry**

a gas occupies 37.6 L at 2.00 atm pressure and 27C degrees. how many moles of gas are present in this sample

*May 8, 2013*

**chemistry**

a sample of oxygen gas has a volume of 7.64 L at a temperature of 19C and a pressure of 1.38 atm. Calculate the moles of O2 present in this gas sample

*May 8, 2013*

**math - stats**

It is believed that at least 60% of voters from a certain region in Canada favor the free trade agreement (FTA). A recent poll indicated that out of 400 randomly selected individuals, 250 favored the FTA. If we wished to perform a test to determine whether the proportion of ...

*December 19, 2012*

**art**

whats 14.9% as a decimal?

*November 1, 2011*

**algebra**

i need help with 5th grade algebra my big bro. is helping me but i don't understand

*March 31, 2011*

**Physics **

How do you show that the kinetic energy is equal to the atoms rest energy when its velocity equals .886 times the speed of light? Thanks in advanced!

*March 30, 2011*

**chemistry**

Which of the following is an example of a change of state? Answer Snow blows to form snow drifts. Sodium metal and chlorine gas form salt crystals. Dry ice disappears. Grilling a steak turns it brown.

*November 18, 2010*

**college chemistry**

Which of the following compounds would theoretically have the highest melting point? Answer H2O FeO CO2 C6H12O6

*November 18, 2010*

**college chemistry**

Which of the following terms would be in the product(s) for the correctly balanced equation if the equilibrium expression is: [CO2]2/[CO]2[O2] a. O2 b. 2 CO2 c. CO2 d. 2 CO

*November 4, 2010*

**college chemistry**

Which of the following statements is not true when a human is subjected to cold temperatures? Answer a.blood vessels dialate to help dissipate heat b.shivering causes the muscles to generate more heat c.blood vessels in the extremities constrict to reduce the loss of heat d....

*November 4, 2010*

**chemistry**

Which term in the following reaction would not be included in the equilibrium expression? 2 Na3PO4 (aq) + 3 MgCl2 (aq) → 2 Mg3(PO4)2 (s) + 6 NaCl (aq)

*November 4, 2010*

**algebra**

if there is a 4 digit code and the number choices are 0-9 and the last two numbers in the code are 0 and 7 what are all the code possibilites? _ _ 0 7

*June 14, 2010*

**Math**

A=2 B=1 C=7 D=8

*December 7, 2007*

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