Friday
July 25, 2014

Posts by nessa


Total # Posts: 29

Math
Find the volume of a right circular cone of height h and semi-vertical angle a (Hint: Rotate about the x-axis).

science
Will marbles move slower in dove or pantene shampoo?

english
Relaxing under a shady tree is very pleasant.

Algebra2
Determine if the given relation is function or not. Give its domain and range. 16. (-1, 2), (1, 3), (-1, 4), (2, 5) 17. (1, 1), (2, 2), (3, 3), (4, 4)

Algebra2
Check? Find the center and radius of the given circle 1. x^2+y^2+10y+21=0 = 5

Algebra2
Give the domain of the function. 1. g(x)= 5/ x^2 -25 = all real numbers 2.f(t)= 3t^2+5t+2 = Negative 3. h(x)= squareRoot of ; 5x-2 = All real numbers

Algebra2
Check? Write the standard form of the equation of the circle with the given center and radius. 14. center (-2, 0) and r = 3 =18

Algebra2
Check? Find the slope of the line that is a) parallel and b) perpendicular to the given line. 1.x=-8 = 1/2x ; 3/7y 2.y=10 =2/3x ; 2/5y

English
The poem is about the treatment of elderly people at accident and emergency departments of hospitals and how they seem to have to wait endlessly because the system prioritises other people over them. It was inspired by a series of visits to the A&E in our local hospital with m...

Pre-calculus
I want to make sure this is right. the inverse of f(x)=(-3x+2)/(2x-1) I got f^-1(x)=(x-2)/(2x-3). if its right how do i check the answer to see if it is right. also would the domain of f be D=all real numbers except 1/2. And I do not know how to get the range for f^-1

Arthimetic
Find S11 for 1 + 2 + 4 + 8 + I got 2047 Other choices are 1023 B. -1023 C. -2047

Arthimetic
It was false.

Arthimetic
The following sequence is arithmetic. 2, -2, 2, -2, 2, True or False I believe it's false

Math
During a contest, a radio station gave away 40 free tickets to a concert. Only 25 of the free tickets were used. What percent of the tickets was used? How do we figure out the percentage???

chem
but how would you say the 6M or the 2M?

chem
then how do you say 6M H2SO4

chem
how to say 2M K2C2O4 in english is it 2 molarity of potassium oxalate?

Finance
The average cost for a vacation is $1,050. If a family borrows money for the vacation at an interest rate of 11.9% for 6 months,what is the total cost of the vacation including the interest on the loan?

Critical Thinking
Which of the following statements is not a claim? A) Life exists on planets other than Earth. B) Dare to stay off drugs! C) Something's force equals its mass multiplied by its acceleration. D) Joe owns a pet dog.

geometry
a kite has diagonals 9.2 and 8 ft. what is the area of the kite

Automotive engine parts and operation
plz help me w/ the awnsers i have n tell me if i'm wrong. 1. An automotive engine's camshaft rotates at A. the same speed as the crankshaft B. one-quarter the speed of the crankshaft C. one-half the speed of the crankshaft D. twice the speed of the crankshaft my awnser...

American Revolutuion
good job, but what grade are you in because i think you need better vocabulary.

Science
How do hurricanes affect marsh land ecosystem?

Sports---Urgent
Does anyone know where I can find information on the genealogy of basketball? So, it came from blah, which was in turn derived from this or that. Please, any help would be great. Thanks.

A physics question
I was researching amusement park rides for a recent project (from this site I have noticed that many others are in the same boat as me). Anywho, I am doing the Ferris wheel or the Giant Wheel, and I was wondering if this was right, with respect to potential energy: this is due...

Math
I'm having alot of problems with the problem. I don't want the answer but I need to know how to figure it out to get the answer. To put it in another way I don't know where to start. A farmer takes to market in her cart, but she hit a pothole, which knock over all ...

math
THANK YOU MANNYYY. <33

math
Here's an algebra question I need help on. I just need someone to explain how to get started...you don't have to solve it for me. I just don't know how to get the answer! Greta has a vegetable garden. She sells her extra produce at the local Farmer's Market. On...

cramers rule
Which method is most efficient for solving large systems, Cramer's Rule or Gaussian Elimination and why?

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