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Posts by ash

Total # Posts: 540

math
Before she went to the grocery store, Jana had 4 tomatoes in her refrigerator. For the next 3 weeks she buys n number of tomatoes each week. Which algebraic expression represents how many tomatoes she has at the end of three weeks? A. 4 − 3n B. 4 + 3n C. 3n − 4 D.

Math
According to math teachers what did the acorn say when it grew up

physics
from equation t equal to root x+3 find velocity and acceleration t equal to 1second

physics
from equation t equal to root x+3 find velocity and acceleration t equal to 1second

physics
a balloon is moving upwards with speed of 5m per second .when it is at height 98 m.a packet dropped from it .what velocity of packet when it strikes the ground

math
1225

chemistry
check the mole quickly

sugarhill
i need help with this problem 6/13 devided by 4/39

3rd grade Math
I meant 18

3rd grade Math
6x10=60 78-60=18 so the answer is 19

math
75% of 328 questions So. 75/100×328 = 246 questions ans.

Social Studies
women got to vote

ap stats
all students in a pe class completed a basketball free throw shooting event and the highest number of shots made was 32. the next day a student who had transferred into the school completed the event, making 35 shots. indicate whether adding the new student's score to the ...

ap stats
all students in a pe class completed a basketball free throw shooting event and the highest number of shots made was 32. the next day a student who had transferred into the school completed the event, making 35 shots. indicate whether adding the new student's score to the ...

algebra college
find the remaining zeros of f. degree 4 zeros i, -18+i enter the remaining zeros of f please help me out!

college algebra
form a polynomial f(x) with real coefficients having the given degree and zeros degree 4 zeros 5+3i;3 multiplicity 2 enter the polynomial f(x)=a?()

algebra
so i am right? x and y? x=-2.344 y=10.186 it was continuous, but they wanted it rounded to three decimal places

algebra
i changed it too f(1.9)= 10.186 f(1.5)= -2.344

algebra
use the intermediate value theorem to show the polynominal function has a zero in the given interval f(x)=x^5-x^4+3x^3-2x^2-11x+6; [1.5,1.9] x= -2.33 y=10.19 after i plugged in the 1.5 and 1.9 i just want to know if my x and y are correct

trig
given cot-A square root of 5, find cot-B at the 4th quadrant.

calculus
An airplane's velocity with respect to the air is 580 miles per hour, and its bearing is 332 degrees. The wind, at the altitude of the plane, is from the SW and has a velocity of 60 mph. What is the true direction of the plane, and what is the speed with respect to the ...

geology
during glacier ice ages, sea level rises or falls?

calculus
A plane flies 810 miles from A to B with a bearing of 75 degrees. Then it flies 648 miles from B to C with a bearing of 32 degrees. Find the straightline distance from and bearing from C to A.

calculus
A pole at a right angle to the horizontal is located on a slope that makes an angle of 12 degrees with the horizontal. The pole's shadow is 16 meters long and points up the slope. The angle of elevation from the tip of the shadow to the sun is 20 degrees. What is the ...

calculus
Verify the identity: (tanx+1)/(secx+cscx) = sinx

Geometry
X=10

Chemistry
Never mind I got it, just divide by the other ml amount :)

Chemistry
Sorry the question is What is the molarity of this AgNO3(aq)?

Chemistry
A 25.00 mL sample of a clear saturated solution of PbI2 requires 14.3 mL of a certain AgNO3(aq) for its titration. I^-(from satd PbI2)+ Ag^+(from AgNO3)= AgI(s) So, this is where I am. using the Ksp equation for PbI2: 7.1*10^-9=4x^3 solving for x gives me 0.00121 Giving the ...

accounting
1950

geometry
a school playground is in the shape of a rectangle 500 feet long and a 100 feet wide if fencing cost 15 dollars per yard what will the cost be to place fencing around the playground ?

physics
a bus is moving downhill at a slope of 5 degree . at the moment when the speed of the bus is 30km/h,the driver spots a deer 30m ahead. he applies the brakes and comes to a stop. the is paralysed by fear and does not move.will the bus stops before reaching it or will it hit the...

physics
a plane is flying with a constant speed along a straight line at an angle 60degree with the horizontal. the weight(W) of the plane is 90,000N and its engine provides a thrust(T)of 120,000N in the direction of flight . two additional forces are exerted on the plane :the lift ...

physics
an airplane has a speed of 600km/h with respect to air. it has to fly a distance of 800km northward. in what direction should it fly if a steady wind is blowing at a speed of 120km/h from the west ? what will its speed with respect to the ground be? draw the relevant diagram ...

chemistry
How many grams of mercury are formed from 47.0 of HgO? How many grams of oxygen are formed from 47.0 of HgO? How many grams of HgO would you need to obtain 34.1 of O2?

chemistry
What mass of oxygen is needed for the complete combustion of 2.50×10−3 of methane?

chemistry
What mass of water is produced from the complete combustion of 2.50×10−3 of methane?

chemistry
What mass of carbon dioxide is produced from the complete combustion of 2.50×10−3 of methane?

chemistry
A scientist wants to make a solution of tribasic sodium phosphate,Na3PO4 , for a laboratory experiment. How many grams of Na3PO4 will be needed to produce 550 ml of a solution that has a concentration of Na+ ions of 1.40M ?

Chemistry
1.29g H2 is allowed to react with 10.3g N2 , producing 1.86g NH3. What is the theoretical yield for this reaction under the given conditions? What is the percent yield for this reaction under the given conditions? I have been stucks for days now.

physics
.789m/s^2

Geometry
Find the area of a regular pentagon with a side of 6ft. Give the answer to the nearest tenth. 123.9ft2 49.5ft2 61.9ft2 12.4ft2

Geometry
Find the surface area of a conical grain storage tank that has a height of 42 meters and a diameter of 20 meters. Round the answer to the nearest square meter. 3,028m2 3,971m2 1,357m2 1,671m2

Geometry
Find the surface area of a sphere with a circumference of 40 ft. Round to the nearest tenth.

precalc help
cos(15degrees) this is not plugging it in the calculator, please help me right down steps. i really need help.

Geometry
Cylinger A has a radius of 1 m and a height of 4 m. Cylinder B has a radius of 2 m and a height of 4 m. Find the ratio of the volume of cylinder A to the volume of cylinder B. 5:6 1:4 1:2 1:1

Geometry
Find the surface area of a conical grain storage tank that has a height of 42 meters and a diameter of 20 meters. Round the answer to the nearest square meter. 3,028m2 3,971m2 1,357m2 1,671ma

Geometry
The volume of a sphere is 2,098pi m3. What is the surface area of the sphere to the nearest tenth? 1,700 m2 146.2 m2 850 m2 26,364 m2

Geometry
Find the similarity ratio of a cube with a volume 512 m3 to a cube with volume 3,375 m3. 8 : 15 64 : 225 15 : 8 225 : 64

Geometry
What is the equation of the circle with center (2, –5) that passes through the point (–2, 10)? (x – 2)2 + (y – (–5))2 = 25 (x – (–2))2 + (y – 10)2 = 241 (x – 2)2 + (y – (–5))2 = 241 (x – (–2))2 + (y – 10)2...

Geometry
The length of the hypotenuse of a 30°-60°-90° triangle is 7. Find the perimeter. 7/2+21/2sqrt3 21+7sqrt3 7+21sqrt3 21/2+7/25sqrt3

Geometry
Thank you so much this was complicated

Geometry
Kristen lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Kristen’s home and the football field at the exact point where an altitude to the right triangle formed by her home, the park, and the ...

Geometry
A triangle has side lengths of 18 cm, 80 cm, and 81 cm. Classify it as acute, obtuse, or right.

geometry
The volume of a sphere is 2,098 m3. What is the surface area of the sphere to the nearest tenth? 1,700m2 146.2m2 850m2 26,364m2

math
a school playground is in the shape of a rectangle 700 feet long and 200 feet wide. if fencing cost 20 dollars per yards what will it cost to place fencing around the playground

Physics
(a) From ground, h=2.30m so: PE=mgh =1.70kgx9.8m/sx2.30m = 38.3J (b)The person is shorter than the distance at which he holds the book from the ground so: 2.30-1.60=0.7m Use the same formula, just substitute 0.7 in for h. (c)The work in this case is the potential energy of the...

geometry
The sides of a parallelogram are 25 cms and 15 cms.The height to the 25 cms side is 15 cms.What is the speciality of this parallelogram ?

physics
The drawing shows a boat being pulled by two locomotives through a canal of length 2.50 km. The tension in each cable is 5.00 103 N, and è = 19.0°. What is the net work done on the boat by the two locomotives?

math
there are seven pies if i take away 2 1.3 how many are left

English
those sentences seem great to me. With num 3 use (able). Try also to make your sentences as interesting as possible.

Precal
Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one decimal place. Below, enter your answers so that A1 is smaller than A2.)

Physics
30.24m/s

Intergrated Algebra
I kinda forgot about radicals over the summer.What is Radical 79 over 3? How would you plot that?

math
54

geometry
find the value of x and bc if b is between c and d cb=4x-9 bd=3x+5 cd=17

physics
A 88-kg astronaut and a 1200-kg satellite are at rest relative to the space shuttle. The astronaut pushes on the satellite, giving it a speed of 0.25m/s directly away from the shuttle. Seven-and-a-half seconds later the astronaut comes into contact with the shuttle.What was ...

college algebra
A musician is planning to market a CD. The fixed costs are $1260 and the variable costs are $5 per CD. The wholesale price of the CD will be $11. For the artist to make a profit, revenues must be greater than costs. How many CDs, x, must be sold for the musician to break even?

college algebra
find a general term for the sequence a1,a2,a3,a4..... 15,23,31,39

college algebra
(x^2/3)^7/2 simplify and express answer using positive exponents only

college algebra
solve x^2e^x+9x^ex=0

college algebra
e^-3-1x+22=0

college algebra
find all vertical and horizontal asymptoles f(x)=4x/x^+1

college algebra
the population of a certain geographic region is approximately 105 million and grows continuously at a relative growth rate of 1.53%. what will the population be in 5 years?

college algebra
how long would it take $3,100 to grow to $8,800 if the annual rate is 3.5% and interest is compounded monthly? please help

Pre Cal
the function y= tan (x/3) has an x intercept at?

persuasive essay
An easy way to answere this is to go on word prosser then go to tools and get on spelling and grammar it works great. ash

algebra1
(2x^2+3x-15) divided by (x-3)

math
a class consists of 14 men and 16 women. A group of 5 is randomly chosen a) the probability of this group containing at least 2 women and at least 2 men? b) probability the group contains the same gender.

College Mathmatics
Fill in the blank with the correct symbol to make the resulting inequality true. 4 4/3____ 4 1/2 A-> B-< C-< (with a line under it) D-> (with a line under it)

College Mathmatics
Thank u so much, this is the 1st lesson in this class, and my 1st math lesson in college period, and im 26, so im a little out of the loop and extremely confused when it comes to math. Thank u so much. Would u mind explaining it to me pls?!

College Mathmatics
Multiply; then reduce to lowest terms: 5 1/2 . 3/4

differential calculus
use the product rule to find the derivatives of the given function y=(3x^2-8)^2

business
CheckPoint: Calculating Fixed Costs, Variable Costs, and Break-Even Point for a Program • Calculate the fixed cost, variable costs, and break-even point for the program suggested in Appendix D. • Base your calculations on the financial data for 2002. Appendix D. XYZ...

accounting
anyone please??

accounting
A company purchased $4,000 worth of merchandise. Transportation costs were an additional $350. The company later returned $250 worth of merchandise and paid the invoice within the 2% cash discount period. What is the total amount paid for this merchandise is?

math(rate of change)
how did it become 48?

math(rate of change)
nope im not :( and my teacher doesn't explain well...thank you! i've been trying to figure out how to come up with the asnwer but gosh i couldn't thank you again!

math(rate of change)
find the average rate of change f(x)=x^2 + 2x between x=0 and x=6 can anyone please help me explain why the answer is 8? thank you!

linear programming app
solve this linear programming problem; A chain saw requires 4 hours of assembly and a wood chipper 6 hours. A maximum of 48 hours of assembly time is available. The profit is $150 on a chain saw and $220 on a chipper. How many of each should be assembled for maximum profit?? ...

physics
0.26

math
solve this linear programming problem; A chain saw requires 4 hours of assembly and a wood chipper 6 hours. A maximum of 48 hours of assembly time is available. The profit is $150 on a chain saw and $220 on a chipper. How many of each should be assembled for maximum profit?? ...

math
1.632

accounting
Santa Fe Company purchased merchandise for resale from Mesa COmpany with an invoice price of $24,000 and credit terms of 3/10,n/60. The merchandise had cost Mesa $16,000. Santa Fe paid within the discount period. Prepare entries that Santa Fe Company should record for the ...

linear programming app
write the constraints as linear inequalities and identify all variables used. A canoe requires 8 hours of fabrication and a rowboat 5 hours. The fabrication department has at most 110 hours of labor available each week

math i need help plz!
A store sells televisions for $360 and video cassette recorders for $270. at the beginning of the week its entire stock is worth $45,990. During the week it sells three quarters of the televisions and one third of the video cassette recorders for a total of $27,630. How many ...

math could anyone help me plz?:[
wow! sure is. thanks so much sir! :]

math could anyone help me plz?:[
you have a $5841 credit card debt, and you plan to pay it off through monthly payments of $71. if you are being charged 14% interest per year, how long will it take you to repay your debt?

math
you have a $5841 credit card debt, and you plan to pay it off through monthly payments of $71. if you are being charged 14% interest per year, how long will it take you to repay your debt?

math
you have a $5841 credit card debt, and you plan to pay it off through monthly payments of $71. if you are being charged 14% interest per year, how long will it take you to repay your debt?

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