# Posts by levi

Total # Posts: 32

Physics
An Australian emu is running due north in a straight line at a speed of 13.0 m/s and slows down to a speed of 10.9 m/s in 2.20 s. Assuming that the acceleration of the bird remains the same, how far the bird will travel before it comes to a full stop?

social studies
What landform caused by water erosion and deposition is shown in the image? A) Floodplain B) Meander C) Delta D) Alluvial Note: this question has a picture, but I have no Idea to add it

Algebra
Lcm of x cubed-x squared+ x-1 and x squared -1

Math
Evaluate the following limit algebraically. lim (sqrt 4+x-2)/x x approaches 0

Chemistry- colligative properties
Which of the following aqueous solution of equal molality has the lowest freezing point? a. H2SO3 b. NaCl c. NaOH d. Ca(NO3)2 How do you answer this without looking at their i values from textbooks? I know that delta(Fpt) = m * K,f * i and that i is approximately equal to the ...

Chemistry
A Power plant rated at 800 MegaWatts generates steam at 585 K and discards heat to a river at 295 K. If thermal efficiency of plant is 70% of maximum value, how much heat is discarded to river at rated power? Please help with steps on how to solve this one.

English
What's the difference between the phrase: "It is not about you", and "It has nothing to do with you" Or do they necessarily mean the same?

#2 is d #3 is c #4 is a, b or c I guessed and got 4 right

Number 1 is wrong is A

Math
ur mommmmm

chemistry
A sample of a gas in a ridge container at 30.0 c has a volume of 2.00L. If its temp increased to 40.0 C What will the new volume be?

science-physics
a boat travels in still water at 2m/s. It is rowed across a river that flows at 1m/s. Determine the resultant velocity of the boat

math

Physics
I am also in the program, but I was wondering did you guys use the program to help you at all?

science
How many protons, neutrons, and electrons does a neutral atom of calcium have?

science
If a mixture is made of 340g of isopropyl alcohol and 150g of water, what is the percent compowition of each?

math
what is the product of 5 plus 3

math
Record 7 digits (0-9) in ascending order whose mean, median, and mode are 1 and which have a standard deviation larger than 0. Thanks

Math
Record 7 digits (0-9) in ascending order who has a mean of 3 and a standard deviation of 0. Thanks

physics
A nail is dropped from a height of 400m. How long does it take to land?

Algebra
yr 1> \$265,000 yr 2> \$280,900 yr 3> \$297,754 yr 4> \$315,619 yr 5> \$334,556 yr 6> \$354,630 yr 7> \$375,908 yr 8> \$398,462 yr 9> \$422,370 yr 10> total %447,711.92 or \$447,712

Algebra
how many weeks are in the average month? how many weeks on average are in 5 months? in this equation, 50= initial amount 149= total cost of dvd player 20= average # of weeks in 5 months x= how much he needs to save per week

calculus
find the equation of the tangent line to y=4^((x^2)-6x+3) at x=4

algebra
test 1=74 test 2=74 test 3=74 test 4=74 test 5=64 average of all 5 is 72. average of first 4 is 74. just have to find a # divisible by 5 that equals 72 when divided by 5 Then find a # divisible by 4 that equals 74 when divided by 4 take the difference, theres your answer.

pre-algebra
multiply 0.729 by 125 you get 91.125 Always get your percent in terms of one, which makes it 0.729, then multiply by the number you want to find 72.9% of.

a car starts from rest and accelerates for 5.2 seconds with an acceleration of 1.1 miles/s2 how far does it travel be answers are in units of miles

french
ironiquement

french
veritement

math
Find a rule. Write the rule as an equation. Input X 12, 47, 9 Output Y 32, 67, 29 Rule:____________ Equation:_______________

Chemistry
suppose a graduated cylinder wasn't correctly calibrated, how would this effect the results of a measurement? How would it effect the results of a calculation using this measurement?

Math
hi, I am trying to find the domain and range, of this equation, in interval notation. y = 4/(x+3) , can you please help?

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