Friday

April 18, 2014

April 18, 2014

Total # Posts: 77

**Math **

Solve the differential equation. Let C represent an arbitrary constant. (Note: In this case, WebAssign expects your answer to have a negative sign in front of the arbitrary C.) (dz)/(dt) + e^(t+z) = 0

**physics**

Consider the system shown, with m1 = 2.0 kg, m2 = 3.0 kg, and α = 30o. The force F acts horizontally to the left and the kinetic coefficient of friction between m1 and the incline is μk = 0.40. The mass m2 is moving up at a constant speed. (a) What is the magnitude o...

**Math**

A carpenter has a wooden stick that is 84 centimeters long. She cuts off 25% from the end of the stick. Then she cuts the remaining stick into 6 equal pieces. What is the length of each piece?

**finance mortgage payment**

your mortgage payment is $1,500 per month. Of this amount, insurance is %50, property taxes are $200, and interest averages about $1,100. Assuming you have other itemized deductions that already exceed your standard deduction and that you are in the 31% marginal tax bracket, w...

**finance mortgage payment**

your mortgage payment is $1,500 per month. Of this amount, insurance is %50, property taxes are $200, and interest averages about $1,100. Assuming you have other itemized deductions that already exceed your standard deduction and that you are in the 31% marginal tax bracket, w...

**algebra**

consider the function f(x)=9/x and g(x)=9/x find f(g)x))and any values that may be excluded what is g(f(x)) and any values that may be excluded and functions f and g inverse of eachother please show work

**algebra**

if f(x)=lnx, g(x)=e^3x, and h(x)=x^4 find following A)(f of g)(x)and the domain of f of g B) (g of f)(x) and the domain of g of f C) (f of h)(x) and the domain of f of h please show work

**algebra**

use the given zero to find the remaining zeros of the function h(x)=x^4-15x^3+60x^2+70x-816 zero: 5 show work

**college algebra**

use the given zero to find the remaining zeros of the function h(x)=x^4-15x^3+60x^2+70x-816 zero: 5-3i

**college alg :(**

if f(x)=lnx, g(x)=e^3x, and h(x)=x^4 find following A)(f of g)(x)and the domain of f of g B) (g of f)(x) and the domain of g of f C) (f of h)(x) and the domain of f of h

**college alg**

consider the function f(x)=9/x and g(x)=9/x find f(g)x))and any values that may be excluded what is g(f(x)) and any values that may be excluded and functions f and g inverse of eachother

**college Alg**

graph the parabola, then determine the domain and range. f(x)=x^2x-4x-4

**college alg**

the function f(x)=6x+9/3x-7 find the inverse and check answer f^-1(x)=? please show work

**college algebra**

solve the following exponential equation. (e^x-e^-x)/2=6 what is the exact answer? x=? what is the answer approx to 3 decimal places? x=?

**college algebra**

solve the following logarithm equation log (4x+7)=1+log(x-6) x=? please show work

**college algebra**

so do i write the domain as (-infinity,infinity) not sure how to write the range you showed. It has to be in interval notation would it be (infinity,-8)?

**college algebra**

graph the parabola, then determine the domain and range. f(x)=x^2x-4x-4

**college alg**

for the given functions f and g find the following and state the domain of each result f(x)=3x+1/8x-9; g(x)=5x/8x-9 (they look like fractions) A) (f+g)(x)=? B)domain of (f+g) c) (f/g)(x)=? d) domain of f/g? please show work

**college alg**

find the equation of a line that is perpendicular to line y=1/6x+6 and contains point (-7,0) y=? please show work so i can see how its done

**college alg**

find the equation of a line that is parallel to the line x=6 and contains the point (-8,9) please show work, it also wants me to show the answer in an equation

**alg**

find the domain of the composite function f of g. f(x)=x^2+9;g(x)=sqrtx-7 please show work

**algebra**

find the functions f and g so that f of g =H. H(x)=(6x+9)^4 please show work so i understand this better. thank you

**alg**

change the logarithmic expression to an equivalent expression involving an exponent. 4^16=x log (base4)16=x is it x=e^2?

**algebra**

change the logarithmic expression to an equivalent expression involving an exponent. 4^16=x log (base4)16=x is it x=e^2?

**algebra**

find the functions f and g so that f of g =H. H(x)=(6x+9)^4 please show work so i understand this better. thank you

**algebra**

find the domain of the composite function f of g. f(x)=x^2+9;g(x)=ãx-7

**college algebra**

analyze the graph of the following function. r(x)= x^2+x-6 -------- x^2-x-2 there are 8 steps but they dont make sense to me... please show work!! thanks

**college algebra**

solve the following inequality. write the answer in interval notation x^3-4x^2-21x<0 please show work so i can understand this problem better! thanks

**college algebra**

determine the quadratic function f whose graph is given. the vertex is (1,-3) y intercept is -2 please show work so i can see how this is done, thank you!

**college algebra**

graph the function and state the vertex axis of symmetry, the intercepts, if any: f(x)=x^2-8x+15 Please show work so i can understand this. thank you

**algebra **

find the following for the function f(x)= (x+5)^2(x-1)^2 a) find the x and y intercepts for the polynomial function f b) determine whether the graph of f crosses or touches the x axis at each x intercept C) put all information together to obtain the graph of f

**College algebra**

graph the function using transformations, show and state , a) the domain, B) range c) the asymptotes F(x)= 1 ----- -4 x^2 please show work!

**college algebra**

find the vertical, horizontal, oblique asymptotes, if any, for the given rational function. R(x)=10x^2+19x-15 -------------- 2x+5 please show how you arrived with the answer! thank you

**college algebra**

graph the function using transformations, show and state , a) the domain, B) range c) the asymptotes F(x)= 1/x^2-4 please show work!

**science**

A solution has a density of 1.50 g/mL. How many grams are needed to obtain 10.0 mL of solution?

**science equation**

I don't think I have enough information to answer this question but my teacher says i do. The question is, If I drop a ball off of the AUL building and it take 8 seconds to hit the ground what is the velocity of the ball? I know that v=d/t so I have v=d/8 so there is nothi...

**School**

What happens if dams are too big

**MATH **

the price f an item in a store is reduced by 50%. what is the total percent change as a result of the 2 discounts

**Math**

An airline has a plan in which a spouse can travel for 75% of the base cost of a ticket, and a child under 12 can travel for 50% of the base cost. a. Using the plan, what will it cost a married couple with three children under 12 to fly if the base cost is 280? b. what percent...

**Math**

i think your answer is 28% because if you do .35 and times it by 80 you get 28.

**geometry**

if a regular shaped object has a length of 6 cm, a height of 6cm, and a width of 6 cm, what will the volume?

**Algebra 2**

simplify ^3√32 not in decimal form?

**Algebra 2**

simplify ^3√32 not in decimal form?

**math**

9x0+5-3=42

**Math**

if x^13 = j and x^12 = 4/9, which of the following is an expression for x in terms of j? a. 9/4 j b. 4/9 j c. 4j d. 9j e. 13j

**Math**

In a line with slope of 3/2 that passes through the point (4,3), what is the y-intercept? a (-3,0) b (0,-3) c (0,0) d (0,3) e (3,0)

**physics**

Consider a ball that picks up a speed of 3 m/s each second when its rolls from rest down an inclined plane. If the ball takes 4 seconds to reach the bottom, its speed at the bottom will be?

**chemistry**

three compounds A,B and C all have the formula C5H8. All three compounds will decolorize bromine in CCl4. Compound A reacts with NaNH2. Compounds A and B both yield pentane when they are treated with excess H2 with the pt catalyst. Under the same conditions C absorbs only 1 mo...

**sociology**

What are some examples of emerging mores related to dating

**world cultures**

what impact trade and religion has had on world history?

**linear equations**

What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options: (–9, 10) (–9, –10) (9, 10) (9, –10)

**solving systems by elimination**

What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options: (–9, 10) (–9, –10) (9, 10) (9, –10)

**chemistry**

what number of joules needed to turn 325g of water at 100 degree c to steam at 100 degree c

**Chemistry**

the concentraion is .900 g/L. I'm stuck on the same problem!!

**3rd grade**

My little brother needs some help on his make up homework. We cant get help until we get back home from visiting family...so all the help we get means a lot! all the paper says : What are the family facts for 3,5, and 8? I dont get it either... thanks

**3rd grade**

what are the facts of 3,5,8

**physics**

a kicker kicks a football from the 5 yard line to the 45 yd line ( on the same half of the field). Ignoring air resistance, where along the trajectory is the speed of the football a minimum. what formuls is used and show work a) at the 5 yd line, just after the football leaves...

**US History (AP/CC)**

Thank you! Very helpful =]

**US History (AP/CC)**

How did the Congress first respond to the unexpected fall of France in 1940? a-revoke to all neutrality laws b-pass a conscription law c-enact a new neutrality law enabling the Allies to buy american war material on a cash and carry basis d-call for the wuaranting of agressor ...

**US History (AP/CC)**

WWII What caused the Japanese to bomb Pearl Harbor? Like what was their maine reason to get America involved in the war? confused on this question...all the help is appreciated =] thanks!

**science**

help!!!! leggoosss my hw says - after learning about rocks at joshua tree national park, i am now a great (blank)

**Trig**

Need hellpp!! If a bicycle has 26 inch diameter wheels and the front “chain”drive has a radius of 2.1 inches and the back drive has a radius of 2.5 inches, how far does the bicycle travel for every one rotation of the cranks (pedals)? Carry out all calculations exact...

**English**

i need to Make up a sentence using the nonsense word fretish as a noun. what does fretish mean???

**writing**

Sandy called in sick,but she'll be back tomorrow.

**Chemistry**

I have to draw the compound 3 methyl 1-hexene. This is what I've got: CH CH=CH-CH-CH-CH-CH-CH I know there should be some numbers attached to the CH's, but I dont' know where they should be and what they should be. What are the rules concerning numbers? How do you ...

**trig**

rules of logarithms: can someone please explain how to do these problems? I understand the rules I just dont understand how they apply 1. e^(3lnx) 2. e^(1+2lnx) thanks!

**Trig**

Rules of Logarithms: Can someone explain how to do: 1) e^(2(ln)(x)) 2) e^(-lnx) I know the rules I just dont understand how they apply.. thanks!

**english**

would the verb in this sentence be transitional or intransitional. if transitional, what would be the object? She threw a wonderful celebration.

**6th grade**

can you unscramble these letters? ppedoeryre

**Science**

How much force is there to lift an object?

**math**

rewrite each pair of fractions using the least common denominator. 20 3 21 7

**Science**

right, so in other words I would round it . . . . .

**Science**

Is this correct? work= .01 x mass x distance mass measured in grams distance measured in meters Is this right??

**math**

one month damien earned $488 and the next month he earned $605. estimate the differnce inth amounts damien earned.

**math**

how do u find probability?

**british idioms**

are these idioms british? pig in a poke, back to basics, back to square one, to sling one's hook, a baker's dozen, gone for a burton and break one's duck i also have to make some tasks about them..can anyone give my an idea?should i make a quiz or something else wh...

**british idioms**

anything about their origin..eho said them maybe for the first time or something like that.i have the list of ritish idioms but i need some theory http://www.google.com/search?hl=en&sa=X&oi=spell&resnum=0&ct=result&cd=1&q=british+idioms&spell=1 Thank you for using the Jiskha H...

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