Monday

September 22, 2014

September 22, 2014

Total # Posts: 27

**partial fractions**

(7x^2-16)/(x^2-2x) solve by using partial fraction decomposition. i cant figure out how to do this because after i split up the bottom the A and B dont end up having an x^2 in order to equal the numerator of the original fraction. so confused!
*July 20, 2011*

**pre calc**

Find the values of b such that the system has one solution. x^2 + y^2 = 36 y= x+b and then they give me an answer box b=_________ (smaller value) b=_________ (larger value) i have absolutely no idea how to even begin this and what they are asking. could some please help and ...
*June 7, 2011*

**PRE CALC**

yes but i still dont get the answer!!!
*June 7, 2011*

**PRE CALC**

Use matrices to solve the system. (If the system has infinitely many solutions, express your answer in terms of c, where x = x(c), y = y(c), and z = c. If the system has no solution, enter NONE for each answer.) 5x+2y-z=2 x-2y+2z= -1 3y+z= -17 ive done tons of these but this ...
*June 7, 2011*

**pre calc**

Find an equation of the cubic polynomial f(x) = ax3 + bx2 + cx + d that passes through the given points. P(0,-4) Q(1,-8) R(-1,-8) S(2,-2) Ive tried this every which way and i cant seem to get any of these..i know your supposed to plug it in and all but its just not working for...
*June 7, 2011*

**pre calc**

A polynomial f(x) with real coefficients and leading coefficient 1 has zeros 6 + 4i, -5 + i and degree 4. Express f(x) as a product of quadratic polynomials with real coefficients that are irreducible over R. ive done this problem every which way i could. specifically i ...
*May 20, 2011*

**Geometry**

The midpoint of line AB has coordinates of (5,-1). If the coordinates of A are (2,-3), what are the coordinates of B? Any help is appreciated!
*November 8, 2010*

**math**

atlanta-86 chicago-80 duluth-62 fargo-66 miamai-86 omaha-71 san diego-75 san fransisco-68 which best describes the data? a-the temperatures vary by 23degrees b-the interquartile range is 15degrees i got b but my teacher said it was wrong can you pleaser explain?
*March 14, 2009*

**cook**

thank you!
*February 13, 2009*

**cook**

5 oz (150g) Butter - softened 5 oz (150g) superfine (castor) sugar 6 oz (175g) self-raising flour Can you please help me convert this recipe to cups or tablespoons(ect.)
*February 13, 2009*

**art history**

I'm writing a paper on Masaccio the artist. I know one of his techniques was fresco, what would be some more? I rather not have links unless they are directly to the help I need. Thanx!!!!
*August 12, 2008*

**world history**

thank you very much
*December 4, 2007*

**world history**

also could u guys give me a website to go to help me with this cause i have other countries i have to look up too
*December 4, 2007*

**world history**

During caesar's rule, was italy affected?..and was italy even known around that time, like did they trade alot with other countries in the roman empire
*December 4, 2007*

**algebra 2**

i got 5(w-3)(w-4)...that i totally understand...now i put 5=0 w-3=0 and w-4=0...hmm...i see wat i did now..one last question wat do i do with the 5=0?
*December 2, 2007*

**algebra 2**

i got 5(w^2-7w+12)=0...is that right?..and then do i factor the middle?...but when i did i get 3 answers
*December 2, 2007*

**algebra 2**

how do u factor 5w^2-35w+60=0 if u could...can y plz explain it..i keep getting 3 ansers instead of 2
*December 2, 2007*

**algebra 2**

omg thnx
*September 19, 2007*

**algebra 2**

suppose g(x)=1/2x-1. Find each value. then i have to plug in 3g(4). I know the answer i just need to know how to get to it....plz help!
*September 19, 2007*

**english-antigone play**

1.What two countries in the ancient world had a city named thebes? 2.What is the delphic oracle?
*September 19, 2007*

**algebra 2**

[=absolute value [-2x+1]>2 ok im doin inequalities and the only thing i dont get is if i take the absolute value off the -2x+1 goes to 2x+1 right?
*September 6, 2007*

**math**

all u do is 42x2 which is 84. then u subtract 84 from 108 and divide it by 2. the width is 12.
*August 28, 2007*

**algebra 2**

45mi/h
*August 28, 2007*

**algebra 2**

two buses leave housten at the same time and travel in opposite directions. one buse averages 55mi/h and the other 4.5mi/h. when will they be 400 mi apart. this probably is the easiest thing..and also could u write it out for me so when i do it i can actually get it...thnx
*August 28, 2007*

**algebra2**

so it stays the same?
*August 27, 2007*

**algebra2**

if -c is over b-c then do the two c's cancel or sumthin?
*August 27, 2007*

**algebra 2**

because x=3 is not a function because it does not pass the vertical line test...;hope it helped!
*August 27, 2007*

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