# Posts by abdullah

Total # Posts: 66

**Math**

Cos theta=9/41 and the terminal arm of the angle is in quad.4. Find remaining trigonometri functions?

**Math**

Find the length of the curve y=(x3/3)+x2+x+1/4x+4 Plases solve

**Math**

Find the length of the curve y=(x3/3)+x2+x+14x+4 Plases help to find the curve

**Math**

Find the area of the region between the curves y=lnx and y=ln2x from x=1 and x=5.

**Maths of class 9**

P and q are points on side CD of a parallelogram ABCD. Show that area of trianglePAB =area of triangleRAB

**math**

a cone has a circular base of radius 16cm and a volume of 420cm2.find the height of the cone.

**Maths**

2x(3x-4)-(x-1)(x+3)

**Math**

One side of a rectangle is 2cm longer than the other side .its area is 195cmsquare .find its perimeter

**Maths**

solve the equation sin(2 theata +pi/3)=1/2 for 0<=theata<=pi,giving theta in terms of pi in your answers.

**statistics**

hi, I have a 7 questions that should be answered in a Microsoft word shown work not final answer

**Physics**

A car travels at 80 km/h on a level road in the positive direction of an x axis. Each tire has a diameter of 66 cm. Relative to a woman riding in the car and in unit-vector notation, what are the velocity at the (a) center, (b) top, and (c) bottom of the tire and the magnitude...

**Mechanic Science**

A motorcycle starts from rest with constant acceleration of 1.5m/s^2 until it achieves velocity of 15m/s. The motorcycle decelerate until it stop 12s. Determine: 1) the deceleration of motorcycle 2) distance traveled by the motorcycle

**math**

prove that sin^6a+sin^4acos ^2a-sin^ 2acos^4a=1-2cos^2a

**Business English**

selecting concrete words 22. we have found that young men are best for this work

**Business English**

23) she makes good grades

**statistics**

a. (0.62*0.55) + (0.62*(0.55-0.48))= 0.3844 = 38.44%

**chemistry**

144g of 2H2O

**chemistry**

CH4+2O2====>2H2O+CO2.calculate the mass of CO2 and H2O formed by combustion of 64g of CH4.

**Physics**

vm/vb=1.257

**Physics**

It takes you 10min to walk with an average velocity of 1.2m/s to the north from the bus stop to the restaurant entrance. What is your displacement?

**Commerce**

588N

**Ap english 11**

Essay about"what is happiness and how do/should we pursue it?"

**Algebra 2**

-or+2((sqrt13-3y)+4) divided by 3

**physics**

you walk north for 2.5 miles. Then you walk east a distance of 3 miles. How many miles from the starting point are you?

**Math**

19.1 units AB= 7.3 BC=6.8 CA=5

**math**

Yes

**Geometry**

1050

**APPLIED CHEMISTRY**

MOLE FRACTION AND MOLALITY IS INDEPENDENT OF TEMPERATURE BUT NORMALITY AND MOLALITY CHANGES WITH TEMPERATURE, WHY?

**college physics**

The answer is: 158.3(approximately)

**english**

d. written

**english**

b. wrote

**no where**

what belongs 2 u but other people use it more than u? answer: your name (Abdullah)

**English**

yes I did my self but teacher cross it and says write again

**English**

Write one paragraph of eight to twelve sentences informing your fellow students of your reasons for wanting to earn your diploma in the program in which you're enrolled, particularly in terms of your career goals. For example, why did you decide to take the Medical ...

**english**

please do me a favour write a paragraph according to the requirement given above

**english**

You demonstrate that you are able to revise, edit, and proofread by effectively rewriting a paragraph using the standard written conventions of American English. To accomplish this assignment, you apply the rules and skills taught in the first four study units of this course. ...

**english**

Pretend that you writing to the editor of your local newspaper. Your purpose is to convince its readers that rather than solely relying on e-mail, people should mail a letter to their loved ones every now and then. Following is your first draft. Every now and then, instead of ...

**english**

Write one paragraph of eight to twelve sentences informing your fellow students of your reasons for wanting to earn your diploma in the program in which you're enrolled, particularly in terms of your career goals. For example, why did you decide to take the Medical Billing...

**English**

I want complete one paragraph according to the Question above

**English**

Write one paragraph of eight to twelve sentences persuading a friend to enroll in Penn Foster by describing at least three advantages of distance-education with Penn Foster compared to a traditional school education. Use the comparison-contrast order for the paragraph structure.

**calculus**

I tried 3 for both (a and b) as a maximum and didn't work....

**calculus**

Find the extreme values of the function for the given intervals. 2x^3 – 21x^2 + 72x a) [0,5] b) [0,4] I have both the minimum values for both intervals which is 0. But I am unable to find the maximum. please help!!!

**MATH! PLEASE REPLY ASAP!**

You people are just desyroying the math. be ashame ofvyourself you cannot give correct answer of even 1 question shame on yourself

**MATH! PLEASE REPLY ASAP!**

answer will be 8

**physics**

6.94Km/hr

**Physics**

Thanks you alot for correction. A car is travelling with a 5m/s in 25 minutes at a distance of 30 cm calculate initial velocity and decelaration of the car

**Physics**

Thanks you alot for correction. A car is travelling with a 5m/s in 25 minutes at a distance of 30 cm calculate initial velocity and decelaration of the car.

**Physics**

Thanks you alot for correction. A car is travelling with a 5m/s in 25 minutes at a distance of 30 cm calculate initial velocity and decelaration of the car.

**Physics**

Thanks you alot for correction. A car is travelling with a 5m/s in 25 minutes at a distance of 30 cm calculate initial velocity and decelaration of the car.

**Physics**

A car is travelling with a 5m/s in 25 minutes at a distance of 30cm calculate initial velocity and declaration of the car.

**Physics**

A car is travelling with a 5m/s in 25 minutes at a distance of 30cm calculate initial velocity and declaration of the car.

**Physics**

never mind I solved the problem

**Physics**

A 0.026 kg bullet is fired vertically at 205 m/s into a 0.15 kg baseball that is initially at rest. How high does the combined bullet and baseball rise after the collision, assuming the bullet embeds itself in the ball?

**Physics**

A daredevil on a motorcycle leaves the end of a ramp with a speed of 33.0 m/s as in the figure below. If his speed is 31.3 m/s when he reaches the peak of the path, what is the maximum height that he reaches? Ignore friction and air resistance.

**chemistry**

how to balance this equation? (NH4)2Cr2O7 ---- Cr2O3 + N2 + H2O plz tell step by step.i m a beginner

**Chemistry**

What is a daniel cell?

**moles of water produced?**

We mixed HCl and NaOH into water and got this table, all for trial 1 Here is all of the info for trial 1: trial 1: volume of 2 M NaOH used: 50.0 mL initial temperature of NaOH: 24.4 degrees C volume of 2 M HCl used: 50.0 mL initial temperature of HCl: 24.3 degrees C final ...

**Chemistry (heat flow, simple)**

Well I know to calculate heat flow you use, q=ms delta t. for this experiment we mixed naoh with hcl into water. the total mass (volume) of the mixture was 100g the temperature change for naoh was 11.7 degrees C and for hcl it was 11.8 degrees C now im looking to calculate ...

**Chemistry**

I've got the specific heat of a metal for three trials. t1= .186 j/gdegrees C t2= .178 j/gdegrees C t3=.128j/gdegrees C the mean of the specific heat is .164 j/gdegrees C we're supposed to find which metal it is from a "CRC" handbook. I've tried and can&#...

**DRAMA**

lol you guys, none of the penn foster exams are exactly alike. all of them are different. when ms. ruby put the answer with the questions she put them there for the question on THIS exam(the one posted here). so obviously the questions and answers wont be in the same spots as ...

**project in class**

please i need help and i have alot of work ot do

**project in class**

i need a nice peom about volcanoes

**Physicsscience**

susan drops a ball, and 2 second later the ball has a speed of 20m/s. what is the ball's acceleration?

**math**

∫▒〖(3x^2-7)/(3x+2) dx〗

**social studies**

what is the definition for Spin-doctor?

**math fair projects**

actually i am finding a good site for math projects