Wednesday
April 16, 2014

Posts by y


Total # Posts: 31

maths
What is 9x²+3x-2=0

matg
Kay is trying to decide between two job offers. The compensation package for job A includes 80% of the cost of a $300-per-month health insurance plan, 90% of the cost of a $40-per-month life insurance plan, a salary of $65,000 per year, and a 5% match on 401(k) contributions. ...

math
When x=2, shouldn't f(x) equals 2 as well? This chart says when x=2, f(x)=3, when x=3, f(x)=5, when x=7, f(x)=6, and so on. What does it mean?

chemistry
convert the know heat of fusion of water,334j/g to these units. the conversion between calories and joules is 1 cal = 4.184j

calculus
A man 2m tall walks away from a lamppot at 1m/s. If te lampatop the post is 5m above the ground, how fast is te tip of is sadow moving? How fast is the length of his shadow changing?

PHYSICS
A 40 kg child stand on one end of a 70 kg canoe hat is 4 m in length. The boat is initially 3 m from a dock. The child notcies a turtle on a arock near the far en of the canoe so she proceeds to walk to the far ed off the canoe o get the turtle. a) neglecting any friction, whe...

Calculus
If the volume of a spherical ballon is increasing at 4 pi m^3/ min when its radius is 2m, how fast is its surface are increasing at the same time

CALCULUS
Sand is being poured from a converyer belt forming a conical pile whose base diameter is eual to its height at all times. If the base diameter is inreasing at 2 m/min when the base is 2 m wide. How fast is the sand being poured onto the pile?

CALCULUS
A pile of sand in the shape of a cone whose base diameter is 4 times its height is being built up at 12 pi m3/min. How fast is the height of the pile increasing 3 min after the pouring begins.

physics
Tarzan (m = 68kg) swings down from a height of 4.8m on a vine to save Jane (m = 35kg) from some hungry hippos. if he gravs jane in an inelastic collision at the bottom of the vine's path, how high will they swing up to after the collision?

physics
A 45g golf ball is hit with a golf club. the head of the club has a mass of 0.19kg and travels 63m/s before the collision. the ball has a speed of 72m/s as it leaves the face of the club. what is the speed of the club after the collision?

microeconomics
1. 40 2. 400

microeconomics
1. 40 2. 400

math
Application Giovanni is flying his Cessna airplane on a heading as shown. His instrument panel shows an air speed of 130 mi/h. (Air speed is the speed in still air without wind.) However, there is a 20 mi/h crosswind. What is the resulting speed of the plane?

english
rewrite the question in an unbiased way. do you like the long walk to school or prefer to take the bus or get a ride

physics
You wish to increase the carbon content of a slab of steel by exposing it to a carburizing atmosphere at elevated temperature. The carbon concentration in the steel before carburization is 206.5 ppm and is initially uniform through the thickness of the steel. The atmosphere of...

math
HELP PLEASE!!!! The question is: Carmella works 37.5 h per week for Century Home selling electronics equipment. She earns a base salary of $12/h and receives a commission of 5 cents for every dollar of sales she make. Her chart goes like: WSales($):Commission($): TotalSalary($...

Physics
rt

math
Evaluate: 2xto the ninth power-(y+z) x=-1 y=7 z=-7

Chemistry
662.5 liters

calculus 2
evaluate: ¢²_(k=1)^¡Ä¢Æ(¡î(k+1)+¡îk)/¡î(k^2+k)

science
I want to know how to solve this and answer pls!

physics
The space shuttle traves in orbit at 210000 km/hr. How far will it travel after 5.0 hrs?

algebra 2
List the domain and range and determine whether the relation is a function.(2,4)(4,-2)(1,3)(0,3)

English
I've asked myself THE question over and over again. When on Earth am I going to write something in English class that somebody would actually want to read other than the teacher? Throughout my school carrer I've been wandering this and began hating English. I can't...

Chemistry
rubidium sulphite or rubidium (1) sulphate

Physics II
I =(B*L)/(μ_0*N)

egypt mummification
why did that post 2 times?

egypt mummification
OMG I have same exact wrk sheet - so annoying i'm in sixth grade. I saw it and i was like what the f***

egypt mummification
OMG I have same exact wrk sheet - so annoying i'm in sixth grade. I saw it and i was like what the f***

pigskin geography
week#9

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