# Critical Thinking/Math

9,778 results, page 10-
## pre calc

Find the critical number of the function. g(t) = | 6t - 9 | t =

*asked by alison on March 14, 2011* -
## math

Find the critical numbers of the function f(x) = x^{1/4}-x^{-3/4}.

*asked by Leah on October 25, 2014* -
## Science

Which trimester is most critical for the development of the fetus?

*asked by Linsey on November 7, 2006* -
## statistics

do we need to calculate z in order to use the critical value like we did when we calculated the p value?

*asked by Help on January 20, 2014* -
## critical numbers

How would I find the critical numbers of f'(x)=(x-3)^3(x+4)(x^2+1)? The answer is x=-4, x=3

*asked by Sara on April 27, 2015* -
## Calculus

Find the Critical Numbers? 1.) f(x) = 2x^3 + 3x^2 + 36x x=? 2.) g(t) = |5t − 4| t=?

*asked by John on October 20, 2011* -
## Math

Find the critical numbers of the function f(x)=x^(1/6)−x^(−5/6)

*asked by Holli on October 22, 2014* -
## Calculus (Help please)

Find all the critical numbers for the following function. F(x) = (16 - x^2)^(3/5)

*asked by Jordan on January 18, 2012* -
## calc

find the critical no's/ points in (X^-2)(lnx)

*asked by Mia on March 29, 2010* -
## algebra 2

Ralph, Mario, Jack, Laura, and Maria are in the math club. The club advisor will assign students to 3-person teams at the next math team competition. How many different 3-person teams can be formed from these five students? I got this wrong...here was my

*asked by jenny on May 20, 2012* -
## Math

Supplier on-time delivery performance is critical to enabling the buyer’s organization to meet its customer service commitments. Therefore, monitoring supplier delivery times is critical. Based on a great deal of historical data, a manufacturer of

*asked by Priya on October 14, 2012* -
## statistics

The highest acceptable level of pesticide found in quail has been limited to 0.35 parts per million (ppm). A hunting organization measured the level of the pesticide found in a random sample of 20 quail harvested from field trials. The sample produced a

*asked by bill on April 20, 2011* -
## Math

The school's total attendance is 449, there are 81 present in math class, what percent of the total attendance is the attendance in the math class (to the nearest tenth)?

*asked by Shawna Lynn on April 29, 2013* -
## Maybe you know this one..

Heyy, I posted this before but it kinda got pushed down and ignored, and I was hoping maybe DrBob might have an idea since no one else did! okay I have this question about chemistry and its driving me nuts. It feels like I am so close but am just missing

*asked by Tracy on February 3, 2007* -
## Math

of 250 candidates writing a exam, 147 passed in math,150 pass in chemistry and 85 pass subjects B)calculate the number of students who pass i)pass math only ii)pass chemistry only iii)passed neither iv)pass only one subject

*asked by andrew on January 31, 2012* -
## set

of 250 candidates writing a exam, 147 passed in math,150 pass in chemistry and 85 pass subjects B)calculate the number of students who pass i)pass math only ii)pass chemistry only iii)passed neither iv)pass only one subject

*asked by Andrew on January 31, 2012* -
## math

Hi - I'm reposting this thread please read the bottom...thanks. Ajax is 8 km due west of Oshawa. Uxbridge is 16 km NW of Oshawa. How far is it from Ajax to Uxbridge? Explain whether you have enough information to solve this problem. my answer was 13.856 km

*asked by Dee on August 21, 2011* -
## ethics

A person driving home late one evening on a dark, deserted road comes across a single-vehicle accident. Getting out of the car and viewing the damaged vehicle, it is clear that the lone occupant, the driver, is hurt and unconscious. Wishing to help the

*asked by Ria on April 19, 2011* -
## Writeacher

Writeacher, Do you specialize in any particular subject? I've seen you answer to math, english, physics, etc. I'm just curious. I don't believe I've answered to any physics questions -- poor student to depend on me for that!! Mostly I respond to English

*asked by Danny on February 24, 2007* -
## Calculus

Let g be a function that is defined for all x, x ≠ 2, such that g(3) = 4 and the derivative of g is g′(x)=(x^2–16)/(x−2), with x ≠ 2. a.Find all values of x where the graph of g has a critical value. b.For each critical value, state whether the

*asked by Gary on May 9, 2015* -
## Math

Jance spend from 7pm to 9pm doing her homework. She spend 3 times as mach time on her english project as she did on math. the science homework took twice as long as her math homework. How meny minutes did she spend on her science homework?

*asked by Daniel on April 24, 2014* -
## Math

on tuesday evening randy spent 18 more minutes working on his math homework than he spent working on his philosophy readings. If he spent a total of 126 minutes on those two subjects then how much time did he spend on his math homework?

*asked by David on February 13, 2018* -
## maths

evaluate; square root of 0.25 x 10 neg.6 I will be happy to critique your thinking. Is this a test question? I will be happy to critique your thinking. Is this a test question? yes

*asked by Anonymous on June 11, 2007* -
## English Help Please!!! Check!!

Concision Rewrite the sentences using concision techniques (replacing phrases with words, combining sentences, etc.) discussed in class to simply these wordy sentences. a)Your explanation concerning your comatose state during the required reporting period

*asked by Kimberly :( on April 23, 2014* -
## English

need to write a paper arguing something with a specific purpose, and the paper needs to be directly toward someone I know. I was thinking of writing it to my friend about video games, but I'm having trouble thinking about an overall purpose for that paper.

*asked by Lyra on December 9, 2008* -
## Algebra

ello i need help factoring I haven't had factorin sense Algebra one and now am in Algebra two and our school is screwed up were they shove in a year of Euclidean Geometry and Basic Trig inbetween first two years of Algebra... so i need to factor X^2-12X+35

*asked by Algebra on December 8, 2008* -
## Economyst

Posted by economyst on Wednesday, November 26, 2008 at 8:46am in response to Economics. Do a little research, then take a shot. What do you think? My thinking is 40% CR, and smaller frims would thrive, due to less overhead. What is you take ? What is the

*asked by Mike Green on November 26, 2008* -
## math

t vakye us +3.28 and the critical value of t is +2.048 what does this mean? and would the null be rejected

*asked by Tamekia on February 27, 2014* -
## Calculus

P(x) = 12x / (1-x) What are the critical points and where is P(x) increasing and decreasing?

*asked by Jess on November 11, 2013* -
## Biology

Are organisms critical to the completion of the water cycle? Why or why not?

*asked by Nicole on November 9, 2008* -
## Strategies for Academic Success

What skill is "critical" to success in online learning?

*asked by alicia on May 2, 2014* -
## Calculus

Find the critical points of f(x)=x^4e^-x. You would use the product rule. Then what?

*asked by Greg on October 18, 2012* -
## To Writeacher

Are you still on here. I just posted my "fixed" critical analysis essay. Thanks again!

*asked by Crystal on November 25, 2009* -
## calculus

Find the critical numbers for the function f(x) = 2x / sqrt(x-1)

*asked by Jay on April 24, 2016* -
## Calculus

Find the critical points of f(x) = 0.05x + 25 + (180/x)

*asked by Jess on November 10, 2013* -
## slu

what are critical points for the function g(x)=36x-9tanx

*asked by autleigh on October 12, 2011* -
## calculus

What are the critical attributes that obtain between a derivative and a differential?

*asked by jerry on March 13, 2012* -
## calculus

How many critical points are in the function: f(x)= (x+2)^5 * (x-3)^4 What is the most time-efficient way to do this?

*asked by John on January 3, 2011* -
## calc

Find the critical numbers of the function. f(x) = x^-2ln(x)

*asked by Morgan on March 28, 2010* -
## Calculus

Help me simplify this down some more so I can set it to zero and find my critical points. f(x) = x^3 (x+2)^6 f'(x) = x^3 * 6(x+2)^5 + 3x^2 * (x+2)^6

*asked by Z32 on October 23, 2009* -
## math

let f(x)=x^3+3x^2-2x+4 What are the critical values? Where are the relative extrema, if they exist?

*asked by britney on November 15, 2012* -
## math

let f(x)=x^3+3x^2-2x+4 What are the critical values? Where are the relative extrema, if they exist?

*asked by britney on November 15, 2012* -
## Calculus 1

Find the positive critical point of the function f(x)=x/(x^6+9)

*asked by Jenna on November 14, 2018* -
## calculus

locate all critical points sqrt(-58-4x^2+32x) thanks for any help!

*asked by skyflow3r on March 20, 2011* -
## calculus

find critical values for the function sqrt x^2+x-20

*asked by a on June 28, 2011* -
## electronics

At the critical frequency, the output of a filter is down from its maximum by

*asked by Adam on May 30, 2013* -
## math

If f(x)=sinxcosx, what are the critical points? on the interval (o, 2pi)

*asked by thomas richards on November 22, 2010* -
## Calculus

Determine the interval(s) at which f(x) is concave up given that f′′(x)=−x2+x+6. Critical points are: -2 & 3

*asked by joshua on January 31, 2015* -
## Calculus

Find the critical numbers of the function. h(t) = t3/4 − 5t1/4

*asked by Anna on January 29, 2014* -
## mathematics

For f(x,y)= 3 - x^2 +2x -y^2 - 4, find all critical points of f and determine their nature.

*asked by Brian m on June 27, 2014* -
## Statistics

Find the critical value za/2 that corresponds to the given confidence level. 96%

*asked by Kasey on July 1, 2014* -
## calc I

how do i find the critical points of the function g(x)=xe^-x i think the derivative is xe^-x*-x^2e???

*asked by kate on October 23, 2008* -
## human resources

What are the most critical steps to successful implementation of HPWS?

*asked by China on December 24, 2008* -
## literary

Do many people believe what they do without giving those beliefs critical scrutiny?

*asked by Anonymous on November 11, 2011* -
## Statistics

Compute the critical value za/2 that corresponds to a 85% level of confidence.

*asked by Kasey on July 1, 2014* -
## English

How can I become my own editor and review my writing with a critical eye?

*asked by Melinda on July 19, 2010* -
## Math-which is correct

1 euro is worth 1.2 U.S dollars if I budget 150$ per night for a hotel room. What is the maximum number of euros I should spend for a room? My answer is 108 euros as a maximum (with an actual number of 107.425) Correct??? * Math-check my answer - DrBob222,

*asked by Christy on September 15, 2009* -
## math

what percent of students have a major other than math, history, english or science. math=200 history=300 english = 400 science=150 other= 200

*asked by missy on March 30, 2011* -
## Math

In a class of 156 students who took maths and physics they all passed at leat 1 subject 75 pass math and physics.if twice has passed physics find how many students pass math only. Represent in Venn diagram.

*asked by Tolu on June 4, 2017* -
## Math 221

Math 221 - Ms. Sue, Sunday, July 13, 2014 at 1:22pm (13/15) / (7/10) (13/15) * (10/7) = Multiply the numerators together. Multiply the denominators together. What do you get? Math 221 - Erica, Sunday, July 13, 2014 at 1:26pm The answer that I got was

*asked by Erica on July 13, 2014* -
## College Algebra

Simplify the expression: (6ax4)^2(2x)^-2 I will be happy to critique your work or thinking on this. I will be happy to critique your work or thinking on this. Note that this is like a fraction with (2x)^2 in the denominator and (6ax^4)^2 in the numerator.

*asked by Rey on July 7, 2007* -
## Geometry

The right triangular flag of a sports club was designed to have a base length of 4 ft and height of 6 ft. For a sports event, the club made a new flag by doubling the base and height of the flag. The area of the new flag is ______ times larger than the

*asked by I dont know if i am on the right path on April 4, 2012* -
## Stats

Suppose the correlation between SAT Verbal scores and Math scores is 0.57 and that these scores are normally distributed. If a student's Verbal score places her at the 90th percentile, at what percentile would you predict her Math score to be?

*asked by Danielle on January 24, 2008* -
## English

What's your favorite class? My favorite class is math. My favorite is math class. My favorite class is a math class. My favorite class is the math class. (Which answer is correct?)

*asked by John on March 4, 2009* -
## Statistics

Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite subject. In this year's class, however, only 21 out of 32 students named math as their favorite class. The instructor decides to construct a

*asked by Oops on October 26, 2012* -
## AP Statistics

Your mathematics instructor claims that, over the years, 88% of his students have said that math is their favorite subject. In this year's class, however, only 21 out of 32 students named math as their favorite class. The instructor decides to construct a

*asked by Blegh on November 3, 2012* -
## statistics

suppose that 70% of all college students love math. in a random sample of 8 college students, let x be the number of students who love math.find p(x=6)

*asked by harry big on November 18, 2014* -
## psychology

A researcher predicts that listening to music while solving math problems will make a particular brain area more active. To test this, a research participant has her brain scanned while listening to music and solving math problems, and the brain area of

*asked by summer on September 12, 2011* -
## Science

Laith notices that the air in his science classroom is much warmer than the air in his math classroom. Which statement describes how the air particles are different in his colder math classroom? A. They move faster on average B. They are vibrating C. They

*asked by Rebecca on February 6, 2013* -
## Science

Laith notices that the air in his science classroom is much warmer than the air in his math classroom. Which statement describes how the air particles are different in his colder math classroom? A. They move faster on average B. They are vibrating C. They

*asked by PLEASE I AM IN DESPERATLY NEED OF HELP on February 6, 2013* -
## diamond accodamy

in providing critical radius of insulation ...... and ........ are having significant importance.

*asked by main on August 6, 2015* -
## Math

Find the critical numbers of the functions: F(x) = x^(4/5)(x-4)^2 f(θ) = 2cosθ +sin^2(θ)

*asked by Anonymous on December 7, 2012* -
## peresonal finance

how does education plays a critical role in financial success

*asked by brittany on June 3, 2011* -
## english

What does this critical lens quote mean? "Man is the only animal that blushes or has need to".

*asked by Jayleen on April 24, 2010* -
## English

Would someone be willing to grade or check my rough draft of a critical review?

*asked by Katie on March 21, 2016* -
## calculus

Find any critical numbers of the function h(x)=sin^2(x)+cos(x) 0 < x < 2π

*asked by Anonymous on October 30, 2012* -
## american literature

write a critical analysis on the poetry of henry longfellow

*asked by winni on December 3, 2008* -
## calculus

Find critical points of f, and the extrema of f on the given interval. a)f(x) = x^4-10x^2; [0,3] b)f(x) = (x/e^x); [0,2]

*asked by carter on November 5, 2012* -
## Calculus

Trying find the critical numbers for X^3+X^2-8x But i cant remember how to simplfy the derivitive of 3X^2+2X-8 can someone help me?

*asked by dustin on November 7, 2007* -
## HELP pyhsic please (critical density)

what is the critical density in # atoms of hydrogen per cubic meter?

*asked by pyhsiclover on May 22, 2013* -
## heat transfer

Explain the concept of critical thickness of insulation with expression

*asked by paper kro on September 7, 2012* -
## Literature

A critical analysis of the poem `whoso list to hunt`

*asked by Adebulu T on April 2, 2009* -
## English

Having trouble with critical analysis forms. This is a final assignment. Can someone help me.

*asked by Anonymous on January 12, 2009* -
## civics

why was the ratification by New York and Virginia critical to the success of the Constitution

*asked by erika on December 5, 2007* -
## American Politics

why is New Hampshire such a critical state in the presidential selection process?

*asked by Abby on January 11, 2012* -
## statistics

Using the z table, find the critical value (or values) for an = 0.12 right-tailed test.

*asked by Anonymous on April 26, 2011* -
## Principles of Public Speaking

This type of listening is usually needed when we need to make a critical decision about something.

*asked by Anonymous on October 16, 2012* -
## science

Why are hetercysts in cyanobactiria critical components of the nitrogen cycle?

*asked by Laurel on March 13, 2008* -
## calculus

Find all the critical numbers for the function f(x) = cube root of 9-x^2. help please?!

*asked by Kate on December 17, 2010* -
## Interpersonal Communications

Develop strategies for active, critical, and empathic listening.

*asked by shayla on August 9, 2009* -
## Diff EQ

Find all critical points of the given system and investigate the stability of each. dx/dt = y - 1 dy/dt = x^2 - y

*asked by Alex on April 5, 2011* -
## Health

Identify and give a brief history of a critical care nurse

*asked by anette on January 29, 2010* -
## Math Calculus

Find critical points and extreme values on the interval [-1,5]: f(x)=|x^2-4x+3|

*asked by Anonymous on March 9, 2017* -
## calculus

Locate all critical points ( both types ) of f(x)=sqrt(-58-4x^2+32x) Thanks

*asked by skyflow3r on March 20, 2011* -
## history

In what ways is Lincoln being President critical to the Union's success?

*asked by anonymous on January 5, 2012* -
## math

Find rhe critical poinu of y=3(x-2)^2+3.is it max or min?

*asked by Ema on August 19, 2015* -
## EDU230

Why is classroom management a critical focus of effective instruction?

*asked by Anonymous on May 6, 2011* -
## Physics

What must the critical angle be if light transmits from diamond into water?

*asked by John on March 7, 2013* -
## Math

If u do ur math hmwk 90% of the 180 days of schoool, how many days do you do ur math hmwk?

*asked by brittany on January 30, 2008* -
## Advice...about chemistry degree Dr.Bob

Based on the question topic posted by Britney below titled:In your opinion (your answer to this reminded me of something) (I posted the same thing there but I thought it was improper to piggyback on that post so I posted this under a new topic) I don't

*asked by ~christina~ on March 26, 2008*