Tuesday
July 22, 2014

Posts by jayson


Total # Posts: 46

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.?

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?

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?

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

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

english
I see my mistake thank you

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 insec...

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...

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 t...

algebra
Please explain

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

algebra
PLease explain

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

algebra
Please someone explain

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

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...

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

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.

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 briefl...

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

Math
anyone?? D:

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/(4...

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

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, ...

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) ...

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 ...

Precalculus
Thank you~

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 fu...

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 -...

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...

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

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....

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?

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 Fer...

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

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

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

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

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...

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 ...

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

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?

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

physics
is the coefficent .16?

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.

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 ov...

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