November 27, 2015

Posts by Nessa

Total # Posts: 35

wo quadratic functions are shown. Function 1: f(x) = 4x2 + 8x + 1 Function 2: x -2 -1 0 1 g(x) 2 0 2 8 Which function has the least minimum value and what are its coordinates? Function 1 has the least minimum value and its coordinates are (−1, −3). Function 1 has ...
November 11, 2015

A solution containing 100 mM MgCl2
February 19, 2015

Math (adding fractions)
Thank you!
November 23, 2014

Math (adding fractions)
Sheila spent x hours studying on a Tuesday and 1/4 hour studying on Thursday. What was the total amount of time in hours Sheila spent studying if x = 2/4? Do I add 1/4 + 2/4?
November 23, 2014

science!! please help me!!
October 11, 2014

Find the volume of a right circular cone of height h and semi-vertical angle a (Hint: Rotate about the x-axis).
April 7, 2014

is 10 B?
December 18, 2013

Will marbles move slower in dove or pantene shampoo?
November 7, 2013

Relaxing under a shady tree is very pleasant.
February 15, 2013

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)
November 29, 2012

Check? Find the center and radius of the given circle 1. x^2+y^2+10y+21=0 = 5
November 29, 2012

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
November 29, 2012

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
November 29, 2012

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
November 29, 2012

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 ...
April 15, 2012

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
December 4, 2011

Find S11 for 1 + 2 + 4 + 8 + I got 2047 Other choices are 1023 B. -1023 C. -2047
October 19, 2011

It was false.
October 19, 2011

The following sequence is arithmetic. 2, -2, 2, -2, 2, True or False I believe it's false
October 19, 2011

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???
October 18, 2011

but how would you say the 6M or the 2M?
October 9, 2011

then how do you say 6M H2SO4
October 9, 2011

how to say 2M K2C2O4 in english is it 2 molarity of potassium oxalate?
October 9, 2011

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?
March 22, 2011

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.
August 31, 2010

a kite has diagonals 9.2 and 8 ft. what is the area of the kite
June 15, 2010

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...
December 4, 2009

American Revolutuion
good job, but what grade are you in because i think you need better vocabulary.
March 3, 2009

How do hurricanes affect marsh land ecosystem?
September 7, 2008

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.
November 18, 2007

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...
November 2, 2007

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 ...
September 16, 2007

August 31, 2007

Here's an algebra question I need help on. I just need someone to explain how to get 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. ...
August 31, 2007

cramers rule
Which method is most efficient for solving large systems, Cramer's Rule or Gaussian Elimination and why?
August 8, 2007

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