Saturday

December 10, 2016
Total # Posts: 58

**precalculus help**

what is the standard equation given asymptotes are y=1/3(x+5) and y=-1/3(x-7) with foci (1,12)

*October 9, 2016*

**Math**

Write a real-world context for each ratio 3 to 8 6:12

*September 28, 2016*

**Math**

What is the polynomial that will represent the volume of a cube whose edge is 2x+7?

*September 7, 2016*

**precalculus help**

what is the standard equation given asymptotes are y=1/3(x+5) and y=-1/3(x-7) with foci (1,12)

*March 6, 2016*

**Social Studies**

1 2 3 5 6 7 8 9

*December 3, 2015*

**Social Studies**

1 2 3 5 6 7 8 9

*December 3, 2015*

**algebra **

T=3u/e for u can someone please help

*October 13, 2015*

**Algebra?**

The length of the square above is 2x/3+1. What is the perimeter of the square?

*July 11, 2015*

**Solid Mensuration**

I have solved for the area of quadrilateral but I don't know if that would help. A = pi(r)^2 A = pi(d/2)^2 36pi = pi (d^2/4) 144 = d^2 12 = d then solving for the quadrilateral's area A = 1/2(8)(12) A = 48 cm^2 but then I don't know what else to do.

*November 2, 2014*

**Solid Mensuration**

Find the lengths of the sides of the cylcic quadrilateral if one diagonal coincides with a diameter of a circle whose area is 36pi cm squared. The other diagonal measures 8 cm meets the fist diagonal at right angles.

*November 2, 2014*

**physics**

so, in other words your saying 343*2.00 so we get 686, then half it? to get 343 again.

*April 15, 2014*

**physics 2 for college**

a jet propelled motorcycle start from rest moves in a straightline with constant acceleration and covers a distance of 64m in 4seconds.?

*February 9, 2014*

**Geography**

thanks

*September 2, 2013*

**physics **

a point charge of 3.00*10^-6C is 12.o cm distance from a second charge of -1.50*10^-6 c. Calculate the magnitude of the force on each charge?

*January 18, 2013*

**physics **

a point charge of 3.00*10^-6C is 12.o cm distance from a second charge of -1.50*10^-6 c. Calculate the magnitude of the force on each charge?

*January 18, 2013*

**algebra**

find all zeros of the equation -3x^4+27x^2+1200=0 If someone could explain it would be helpful

*November 14, 2012*

**algebra**

find a quadratic equation with roots -1+4i and -1-4i If someone could explain it would help me understand

*November 14, 2012*

**english**

I see my mistake thank you

*November 14, 2012*

**english**

Choose the word needing an apostrophe or an apostrophe and an s. If the sentences is correct, choose no error. 1. Why havent you dotted your j’s? haven’t **** j’s’ no error 2. Ounce for ounce, humans aren’t as strong as most insects. human’s ...

*November 14, 2012*

**grammar**

1. the homework for this week the homework for this week this week’s homework **** homework’s week homeworks weeks 2. the handle of the basket the basket’s handle the handle’s basket ***** the baskets handle the baskets’ handle 3. the collars belonging...

*November 13, 2012*

**possessive form of nouns**

Could someone check my work please? 1. the homework for this week the homework for this week this week’s homework(my choice) homework’s week homeworks weeks 2. the handle of the basket the basket’s handle the handle’s basket(my choice) the baskets handle ...

*November 13, 2012*

**algebra**

Please explain

*November 12, 2012*

**algebra**

What does Descartes Rule of Signs tell you about the real roots of the polynomial -2x^3+3x^3-5x-2=0 possible answers one positive root either 2 or 0 neg 2 or 0 pos and 2 or 0 neg one pos and one neg either 2 or 0 pos and one neg

*November 12, 2012*

**algebra**

PLease explain

*November 12, 2012*

**algebra**

find a third degree polynomial equation with coefficients that has roots -4 and 6+i possible answers x^3-8x^2-11x+148=0 x^3-8x^2-12x+37=0 x^3-12x^2+37x=0 x^3-8x^2-11x=0

*November 12, 2012*

**algebra**

Please someone explain

*November 12, 2012*

**algebra**

using the rational root theorem to list all possible rational roots of the polynomial equation x^3-x^2-x-3=0 possible answers -3,-1,1,3 1,3 -33 no roots

*November 12, 2012*

**algebra**

This is what I have so far if someone could help me finish. a(-2)^2+b(-2)+c=1 a(0)^2+b(0)+c=5 a(4)^2+b(4)+c=-59 4a-2b+c=1 0a+0b+c=5 c=5 16a+4b+c=-59 4a-2b+5=1 16a+4b+5=-59 4a-2b+5-5=1-5 4a-2b=-4 16a+4b+5-5=-59-5 16a+4b=-64 Now I'm not sure if I'm doing this right. 4(4a...

*October 29, 2012*

**algebra**

What is the equation in standard form of a parabola that models the values in the table? x -2 0 4 f(x) 1 5 -59

*October 29, 2012*

**math**

suppose that one bacterial cell divides every 30 minutes to make 2 cells. write an expression to find how many cells there will be after 3 hours. then solve to find the total number of cells after 3 hours.

*August 31, 2012*

**Statistics**

The returns on the NASDAQ Index and the following stocks on the NASDAQ Exchange were calculated for the period January 2001 to December 2006 are shown in Xm04-73. Amgen Ballard Power Systems Cisco Systems Intel Microsoft Calculate the beta coefficient for each stock and ...

*May 9, 2012*

**Math**

How did you get the denominator 1 and 7? That is what I am confused :3

*January 10, 2012*

**Math**

anyone?? D:

*January 10, 2012*

**Math**

An airplane has a speed of 400 km/h with no wind. The airplane flies 2140 km with the wind. The airplane can only fly 1860 km against the wind in the same time. If w equals the speed of the wind, which equation would be used to find w? a) 2140/(w+400) = 1860/(w-400) b. 2140/(...

*January 10, 2012*

**Math**

Thanks, it doesn't matter what equation I use, correct?

*December 21, 2011*

**Math**

f(x) is a linear function which is increasing for XER. a) Will the reciprocal function be increasing or decreasing? b)Will there ever be any horizontal asymptotes for the function? If so, where? c)Will there ever be any horizontal asmptotes for the reciprocal function? If so, ...

*December 21, 2011*

**Math**

Verify these answers :] Would be thankies~ 1. Determine the intervals in which the reciprocal function of f(x)= x^2+1 is increasing. a) (0,∞) b) (-∞, 0) c) (-∞,∞) d) (1,∞) Answer: D -------------------------------------- 2. Determine the point(s) ...

*December 21, 2011*

**precalculus**

Help appreciated~ 1.Use the quadratic formula to determine when f(x)= x^2 +7x + 7 is greater than 0. Round your answer to two decimal places. a) x<-5.79, x>-1.21 b) x<-7, x>1 c) 1<x<7 d) -5.79<x<-1.21 ---------------------------------------- 2. On what ...

*December 19, 2011*

**Precalculus**

Thank you~

*December 18, 2011*

**Precalculus**

Help with these questions help with these questions~ Thank you 1. Determine the interval(s) on which x^2 + 2x -3>0 a)x<-3, x>1 b)-3<x<1 c)x<-3, -3<x<1, x>1 d) x>1 Answer is D, x>1 --------------------------------------- 2. Determine when the ...

*December 18, 2011*

**Math**

help with these questions~ Thank you 1. Determine the interval(s) on which x^2 + 2x -3>0 a)x<-3, x>1 b)-3<x<1 c)x<-3, -3<x<1, x>1 d) x>1 Answer is D, x>1 --------------------------------------- 2. Determine when the function f(x)= 3x^3 + 4x^2 -...

*December 18, 2011*

**Precalculus**

1. Determine the interval(s) on which x^2 + 2x -3>0 a)x<-3, x>1 b)-3<x<1 c)x<-3, -3<x<1, x>1 d) x>1 Answer is D, x>1 --------------------------------------- 2. Determine when the function f(x)= 3x^3 + 4x^2 -59x -13 is greater than 7. a) -5<x...

*December 18, 2011*

**Math**

Its since 1960, so I plug in x=0 instead of 60?

*December 10, 2011*

**Math**

The population, P, of a town is modelled by the equation P=6x^3 +7x +750, where x is the number of years since the year 1960. a) What was the population of the town in the year 1960? P=6x^3 +7x +750 =6(60)^3 + 7(60) + 750 =6(216000)+420+750 =1296000+420+750 =1,297,170 The pop...

*December 10, 2011*

**Math**

State two types of functions that you know that do not have a maximum or a minimum (unless the domain is restricted to some interval) How to do this?

*December 4, 2011*

**Math**

Can someone help me and verify if the answer I picked is correct? 1. Which function does not have a maximum value? a) x^2 + 9 b) g(x) = 9 - x - x^2 c) h(x) = -(x+1)^2 d) k(x) = -4 + x - x^2 The answer is A because letter b,c,d opens the parabola downwards? Myra is riding a ...

*December 3, 2011*

**math**

mass = 20 g volume = 20 ml density = ? how do you solve?

*November 2, 2011*

**physics**

how do you find a becquerel in a radioactive element without a radiation meter?

*August 22, 2011*

**math**

the width of a row of 25 seats in an auditorium if each seat is 0.7 m wide

*March 31, 2011*

**ALGEBRA**

•What is the monthly payment for this loan? $1,498.88 •What is the unpaid balance of the loan at the end of 5 years? $229,200.00 •What is the unpaid balance at the end of the 10th year? $204,580.00

*March 15, 2011*

**c.r.t physics**

You are driving south on a highway at 25 m/s (approximately 55 mi/h) in a snow storm. When you last stopped, you noticed that the snow was coming down vertically, but it is passing the windows of the moving car at an angle of 30 degrees to the horizontal. Estimate the speed of...

*January 4, 2011*

**physics**

An airplane is flying horizontally with a constant velocity of 170 m/s at an altitude of 4500 m when it drops a package. (a) How long does it take for the package to reach the ground? ___s (b) What is the distance between the airplane and the package when the package hits the ...

*September 21, 2010*

**Physics**

Vector A points in the negative x direction. Vector B points at an angle of 29.0 above the positive x axis. Vector B has a magnitude of 17m and points in a direction 46.0 below the positive x axis. Given that A+B+C=0 Find magnitude of A and B

*September 3, 2010*

**Physics**

The vector A -5.2 has a magnitude of 38m and points in the positive x direction. What is the x component of vector A? What is the magnitude of vector A?

*September 3, 2010*

**chemistry**

what mass of AgNO3(MW 169.87) is required to make 25 mL of 0.100 M AgNO3?

*August 30, 2010*

**physics**

is the coefficent .16?

*November 4, 2008*

**physics**

fred and barney are pushing a 200 kg crate up a plank, they have to put it on a roller. they apply a force of 1600N to the crate in order to accelerate at .5 m/s^2. the angle of the plank is 20 degrees. find the coefficient of friction.

*November 4, 2008*

**math**

each player is given a rectangular piece of graph paper that is 56cm long and 84 cm wide. The horizontal and vertical lines are spaced 1 cm apart. The paper is to be cut along the grid (graph) lines into square pieces that are all the same size without having any paper left ...

*September 22, 2008*

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