Sunday

February 1, 2015

February 1, 2015

Number of results: 100,632

**advance functions gr12 HELP ASAP**

using rational functions solve (x+5)/(x-3)= (2x+7)/(x) thank you
*April 2, 2013 by ALEX*

**advance functions gr12 HELP ASAP**

Using rational functions solve 7+ (1)/x = 1/(x-2) thank you
*April 2, 2013 by james*

**advance functions gr12 (SORRY LAST ONE HAD A TYPO)**

Using rational functions solve 7+ (1)/x = 1/(x-2)
*April 2, 2013 by james*

**advance functions gr12**

Using rational functions solve (7+ 1)/x = 1/(x-2)
*April 2, 2013 by james*

**Math Gr12 (advanced functions)**

A tower that is 65m high makes an obtuse angle with the ground. The vertical distance from the top of the tower to the ground is 59m. What obtuse angle does the tower make with the ground?
*July 16, 2012 by Tim*

**Math Gr12 Advanced Functions**

I am stuck on this one part of this question: The function S(d)=93(logd)+65 relates the speed of the wind S, in miles per hours, near the centre of a tornado to the distance that the tornado travels,d,in miles. If a tornado has sustained winds of about 250 mph, estimate the ...
*July 22, 2012 by Billy Bob*

**advanced functions/precalculus**

1. The function f(x) = (2x + 3)^7 is the composition of two functions, g(x) and h(x). Find at least two different pairs of functions g(x) and h(x) such that f(x) = g(h(x)). 2. Give an example of two functions that satisfy the following conditions: - one has 2 zeros - one has ...
*January 15, 2014 by Diane*

**math-advanced functions**

on my exam review, i have this question for composition of functions Given f(x)=3x^2+x-1, g(x)=2cos(x), determine the values of x when f(g(x))=1 for 0≤x≤2π.
*January 23, 2014 by Liz*

**Advanced Functions**

Beginning with the function f(x) = (0.8)x, state what transformations were used on this to obtain the functions given below: g(x) = - (0.8)x -2 h(x) = ½ (0.8)x-2 k(x) = (0.8)-3x+9
*January 12, 2011 by Hailey*

**math(advanced functions)**

what are the key features of x/(x^2-3x+2)?
*November 4, 2011 by hi*

**math(advanced functions)**

what are the key features of x/(x^2-3x+2)?
*November 4, 2011 by hi*

**advance functions gr12**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 2, 2013 by james*

**advance functions gr12 HELP ASAP**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 2, 2013 by james*

**advance functions gr12**

write an equation for a rational function whose graph has all of the indicated features: -vertical asymptote with equation x=3 -horizontal asymptote with equation y=2 -hole at x=1 no x intercept thank you
*April 2, 2013 by sam*

**Check my CALCULUS answers please! **

Any short explanation for things I got wrong would be great, too, if possible! Thanks in advanced! :) 8. Which of the following functions grows the fastest? ***b(t)=t^4-3t+9 f(t)=2^t-t^3 h(t)=5^t+t^5 c(t)=sqrt(t^2-5t) d(t)=(1.1)^t 9. Which of the following functions grows the ...
*October 7, 2013 by Samantha*

**math advanced functions grade 12**

Find the solution set to the following rational inequality, 240/x+8 > 20x/x+1
*July 24, 2012 by illiah*

**Advanced functions/precalculus**

1. Given f(x)=x^2 and g(x)=x+2, determine in standard form: a) g(f(x)) b) when f(g(x))=g(f(x)) 2. If f = {(-10, 1), (-1, -1), (10, 0), (11, 7)} and g = {(-1, -1), (0, 10), (1, -10), (7, 11)} for how many values of x is f x g defined? Explain 3. Given f(x) = -2x + 3 and g(x) = ...
*January 15, 2014 by Diane*

**advanced functions. gr.12**

2^2x+ 3(2^x) - 10 = 0 6^2x-2(6^x)-15=0 3^4^5^x =336
*August 11, 2009 by ashley*

**Advanced functions**

Solve: a) 1/(2^x) = 1/(x+2) b) 1/(2^x) > 1/(x^2)
*October 25, 2009 by Anonymous*

**Advanced Functions**

Solve: (1/2^x) > (1/x^2)
*October 25, 2009 by Anonymous*

**Advanced Functions 2**

How do you simplify (x^a+b)^a-b / (x^a-2b) ^ a+2b
*November 1, 2010 by Ali*

**advanced functions/precalculus**

1. Given f(x)=x^2 and g(x)=x+2, determine in standard form: a)g(f(x)) b)when f(g(x))=g(f(x)) for #1 would the answer for a be x^2+2? 2. Given the functions f(x)=5x+7 and g(x)=√x state the domain of g(x) and g(f(x)) 3. Why is point (a,a) a point on f-1(f(x)) if (a,b) is a...
*January 13, 2014 by Diane*

**advanced functions**

Solve for x, x ϵ R a) (x + 1)(x – 2)(x – 4)2 > 0
*July 5, 2013 by FUNCTIONS*

**advanced functions**

Prove that: csc^2x = 1 + cot^2x
*November 4, 2009 by ariza*

**advanced functions**

Solve 2tan^2x + 1 = 0 Interval : [0, 2 pi]
*November 15, 2009 by -*

**Advanced functions**

Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.
*October 25, 2009 by josh*

**Advanced functions**

Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.
*October 25, 2009 by josh*

**Advanced Functions**

How do you write -1/9 x^-1 with a positive exponent? also, -5 x^-2 ??
*November 1, 2010 by Ali*

**advanced functions**

Solve for x, x ϵ R ¨Cx3 + 25x ¡Ü 0
*July 5, 2013 by FUNCTIONS*

**Advanced Functions math**

Could someone help me with this question? 5^(2x) - 4^(5^x) = 12 I got up to log (5^x)= log(-4) but it isnt correct since it can't be negative.
*January 18, 2010 by Diana*

**gr12 math**

how do you know which face is the base of a triangular prism?
*February 11, 2013 by anonymous*

**advanced functions**

Prove that cscx / cosx = tanx + cotx
*November 7, 2009 by ariza*

**advanced functions**

Solve the inequality 12x^3 + 8x^2 <= 3x + 2. Justify your answer.
*October 20, 2013 by Rinchan*

**advanced functions**

The revenue and cost functions for the housing developer are: C(n) = 8 + 0.065n R(n) = 1.6 √n Suppose that the developer found a way to reduce her variable cost to $58 000 per house. How would this affect: i) the minimum and maximum number of houses she could build? ii) ...
*January 11, 2010 by Anonymous*

**Advanced Functions**

Determine the value of Tan2x when Sinx = -12/13 and 3pi/2 < x < 2pi.
*January 14, 2009 by Lisa*

**12th grade-Advanced functions**

Given that f(x)=g(x/3), describe how the graph of f and g are related?
*July 30, 2010 by aaron*

**12th grade-Advanced functions**

the y-intercept of the graph of y=k(x-1)(x-2)(x-3) is 24 Determine the value of k.
*July 30, 2010 by aaron*

**Grade 12 Advanced Functions**

The polynomial 2x^3+px^2-x+6 has a remainder of zero when divided by x-2. Calculate p.
*October 13, 2011 by Rebecca*

**Math-Advanced Functions**

I am having trouble figuring out how to solve this logarithms. Could someone please help! log2(log4x)=1 and solve for x and y: (1/2)^x+y= 16 logx-y8=-3
*January 23, 2011 by Chloe*

**math**

any good websites that explains everything about radians for gr12 math?
*December 1, 2008 by s*

**gr 12. advanced functions **

Trig identity Prove: cos2x tan(pie/4 - x) ------- = 1 + sin2x
*November 21, 2009 by avm*

**Advanced Functions**

Identify the point of intersection of these two curves: P(t)=300(1.05)^t F(t)=1000(0.92)^t
*January 4, 2010 by Anonymous*

**advanced functions**

simplify the rational expression x^4+3x^3-2x^2-6x/x^3-2x stating all restrictions on the variable.
*July 30, 2010 by tim*

**math**

How do I create a game with a 55percent chance of winning for Gr12 data management
*January 26, 2011 by Lori*

**advanced functions**

Find an equation with the given form in each case below. y=sin through(Ï/2, 0)
*January 21, 2008 by Mel*

**science**

Are multi cellular organisma more advanced that unicellular organisma. Why or why not Mutlicellular organisms have cells that have specialized in various functions. Would you call that more advanced? Since this is not my area of expertise, I searched Google under the key words...
*October 4, 2006 by sharon*

**12th grade-Advanced functions**

Determine the instantaneous rate of change of y=tanx at x=1 to 3 decimal places
*July 30, 2010 by sean*

**Advanced Functions**

How do I verify this identity? (I've tried a lot but it's just not working) (sin2x + sin2y) = 2sin(x+y)cos(x-y)
*January 17, 2013 by Zack*

**advanced functions**

Use the Pythagorean Identify to show that the double angle formula for cosine can be written as: cos2x = 2cos^2x - 1
*November 2, 2009 by Anonymous*

**Math**

So I have a question regarding advanced functions, logarithm stuff. here is the question: Beginning with the function f(x) = log[base(a)]x ,state what transformations were used on this to obtain the functions given below: a) p(x) = -(5/8) log [base(a)]x b) r(x) = log[base(a)](...
*April 7, 2013 by Matthew*

**advanced functions**

Determine approximate solutions for this equation in the interval x is all real numbers [0, 2pi), to the nearest hundredth of a radian: cosx + 0.75 = 0
*November 13, 2009 by -*

**advanced functions(trig)**

solve for x, to the nearest degree, in the interval 0degres less than andequal to x greater than and equal to 360degrees. cos^2x=1 4cos^2x=1
*January 5, 2010 by 123university*

**statistics**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*September 21, 2012 by Anonymous*

**statistics**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*September 21, 2012 by LWatson*

**Math**

Can you check my work and tell me if I did anything wrong? 1. With the functions: f(x) = x^2 + 3x and g(x) = -3 + x what is f(x) + g(x)? Answer: x^2 + 4x - 3 2. With the functions: f(x) = x + 4 and g(x) = x -3 what is (f*g)(x)? Answer: x^2 + x - 12 3. With the functions: f(x...
*January 26, 2015 by Jenny*

**Functions in Math**

Im looking at internet sites and Im not quite understanding functions. I have a question like; A function f(x) has the properties i) f(1) = 1 ii) f(2x) = 4f(x)+6 Could you help me out. I know nothing about functions.
*October 15, 2007 by Lena*

**Advanced Functions**

If a bacteria population doubles in 7 days, when was it half of its present population?
*January 12, 2011 by Nik*

**Advanced Functions/Trig**

Prove the identity: cos^4 x + sin^4 x = 1 - (1/2)sin^2 (2x)
*May 5, 2013 by Zack*

**Grade 12 Advanced Functions**

One zero of f(x)=x^3+4x^2+x+c is -3. a) calculate the value of c. b)calculate the other zeros.
*October 13, 2011 by Rebecca*

**advanced functions **

Show that tanx = sinx / cosx can be written as tan(x+y) = (tanx + tany) / (1 - tanxtany)
*November 8, 2009 by -*

**12th grade-Advanced functions**

provide any 2 solutions for the equation y=cot(1/2(theta-pi/2))-5 solutions may be in degrees
*July 19, 2010 by aaron*

**ADVANCED FUNCTIONS**

What is the domain of the composite function of f(x)=x^2 and g(x)=sin x when (g o f)(x) and (f o g)(x)?? when i joined the two function it looks the same to me..
*June 10, 2013 by Anonymous*

**Calculus**

We're learning about different kinds of functions and I don't really understand the difference between rational and algebraic functions. I know that rational functions are functions that are a ratio of two polynomials, and algebraic functions are any functions that can be made...
*September 13, 2007 by Kelly*

**Advanced Functions**

how do i solve this linear inequality equation x+2 divided by 2 greater than/equal to x-2 divided by 4 answer is [-10, infinity)
*August 5, 2011 by Anonymous*

**12th grade-Advanced functions**

Determine the vertical asymptotes of the graph of graph of y=secx/logx for x≤2pi
*July 30, 2010 by aaron*

**Advanced Functions Math **

Given the equation y=2^x, predict the equation for the graph that has been reflected in the y-axis. Given a vertical stretch by a factor of 5, translated 2 units right and 5 units down
*January 29, 2011 by Sarah *

**advanced functions**

Prove that: 2sinxsiny = cos(x-y) - cos(x+y)
*November 8, 2009 by -*

**Advanced Functions**

Determine the solutions for: (cos x)/(1 + sinx) + (1 + sinx)/(cosx) = 2 in the interval x is all real numbers, such that [-2 pi, 2pi]
*November 20, 2009 by Anonymous*

**Advanced Functions**

Determine all solutions in the interval x is all real numbers , [0, 2 pi] using a trigonometric identify 2cos^2x + sinx - 1 = 0
*November 22, 2009 by Anonymous*

**Advanced Functions**

The earth rotates on its axis once every 24 hours. How long does it take Earth to rotate through an angle of 4(pi)/3?
*November 14, 2011 by Rebecca*

**Advanced Functions**

A rectangle has perimeter 64cm and area 23cm squared. Solve the following system of equations to find the rectangle's dimensions. l=(23/w) l+w=32
*October 24, 2009 by Anonymous*

**advanced functions**

Use the Pythagorean identity to show that the double angle formula for cosine can be written as a) cos2x = 1 - 2sin^2x b) cos2x = 2cos^2x - 1
*November 2, 2009 by Anonymous*

**advanced functions**

An investment pays 8% interest, compounded annualy. Write an ewuatiin that expressed the amount A, of the investment as a function of time, t, in years
*November 27, 2009 by Anonymous*

**advanced functions**

A generator produces electrical power, P, in watts, according to the function P(R)=(120R)/(0.4+R)^2, where R is the resistance, in ohms. Determine the intervals on which the power is increasing.
*October 25, 2009 by Anonymous*

**advanced functions**

I need help figuring this question out please :) log2=log(x+5)-1 I have been studying for my test and this is a question i got stuck on.
*May 25, 2011 by oranges*

**Advanced Functions**

Determine an expression using trigonometric ratios of special angles that simplifies to an answer of sqrt3/2. Use three different angles.
*November 19, 2013 by Sara*

**6th grade advanced math**

1) -/-3/____ -3 //= what's the absulute value of. In the blank either put < or >! 2) In three plays, a football team gains 11 yd, loses 18 yd, and gamins 3 yd. Write and evaluate an addition expression to model the situation. [please explain how you got each question ...
*October 19, 2008 by someone*

**12th grade Advanced Functions**

A generator produces electrical power, P, in watts, according to the function: P(R)= 120/ (0.4 + R)^2 where R is the resistance, in ohms. Determine the intervals on which the power is increasing.
*October 25, 2009 by Anonymous*

**personal**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*April 12, 2013 by jos*

**statistic**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*July 26, 2014 by hnin*

**statistics**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*September 22, 2012 by Anonymous*

**Math grade 12 Advanced Functions**

A company uses the function C(x)=20.50+2000, where C is the cost and x is the number of units it produces, to determine its daily costs. Find the inverse of the function and determine how many units are produced when the cost is $625,000.
*January 25, 2013 by Anonymous*

**math**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*September 14, 2012 by lewis*

**Advanced Calculus 2**

Construct an example of two Riemann integrable functions whose composition is not Riemann integrable.
*June 8, 2011 by Ashley*

**math**

NOTE: this is for advanced functions, NOT physics A 2m length of board rests with one end on the floor and the other end on a small stack of bricks. A baseball is rolled up the board and back down again in a total of 4 seconds. The farthest the baseball reached on the board ...
*March 14, 2013 by Elbert*

**Math**

The beginning tennis class has twice as many students as the advanced class. The intermediate class has three more students than the advanced class. How many students are in the advanced class if the total enrollment for the three tennis classes is 39? A. 10 B. 15 C. 9 D. 12 ...
*March 22, 2013 by Amy*

**advanced functions grd 12**

im not sure wheer to start and how to do solve this problem solve: cosX(2sinX-3^1/2)=0 ,0<(or equal to)X<(or equal to)2(pie sign)
*May 8, 2012 by kerry*

**statistics**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and ...
*September 22, 2012 by LWatson*

**Statics**

Lilly collects data on a sample of 40 high school students to evaluate whether the proportion of female high school students who take advanced math courses in high school varies depending upon whether they have been raised primarily by their father or by both their mother and...
*October 19, 2013 by Terri*

**12th grade - Advanced Functions**

the height, h, in meters, of a gold ball t seconds after is is hit can be modelled by the function: h (t) = 4.9t^2 + 32t + 0.2. When is the height of the ball 15 m?
*July 19, 2010 by Nish*

**Advanced Functions**

Consider the trig equation: 4sinxcos2x + 4cosxsin2x - 1 = 0 in the Interval [0, 2 pi] Either show that there is no solution to the equation in this domain, or determine the smallest possible solution.
*November 16, 2009 by Anonymous*

**Advise**

Ok, I am going to grade 12 and my university requires a 90% for advanced functions. In grade 11, I got a 78% with no tutoring. Is there who is willing to help me free of cost for tutoring or even websites that would help me.
*September 3, 2010 by prethy*

**Advanced Functions**

What are the restrictions on the variable x in the following equation? Why do these restrictions exist? log(x-2)-log(3x-5)=5 Thanks for your help :-)
*December 21, 2011 by Rebecca*

**Calculus**

Find the sum and difference functions f + g and f – g for the functions given. f(x) = 2x + 6 and g(x) = 2x - 6 f(x) = x^2 - x and g(x) = -3x + 1 f(x) = 3x^3 - 4 and g(x) = -x^2 + 3 State the domain and range for the sum and difference functions in #3. Find the product and the ...
*September 2, 2013 by Bee*

**advanced functions**

Marko rides 10 km north of his home on his mountain bike. He reaches an abandoned railroad, turns through an angle of 120° onto the railroad, and then rides another 20 km.
*January 31, 2015 by Juhi*

**Advanced Functions/Trig**

Prove the following: sin(x+y)sin(x-y) = cos^2 (y) - cos^2 (x)
*April 21, 2013 by Zack*

**Advanced writing**

what is the technical element to write to be advanced?
*January 8, 2009 by Noble*

**math test**

Hi! I have a math test coming up tomorrow, and I need to prepare. but,i dont know how I should. . . any help would be great. she told us to: Be prepared to identify and explain functions, linear functions and proportional functions. Be prepared to use the new function notation...
*October 11, 2007 by Keon*

**Calculus**

Math questions, please help me? :(? Find the composite functions f o g and g o f for the given functions. f(x) = 10^x and g(x) = log x State the domain and range for each: f(x) = 4x + 1 and g(x) = x^2 f(x) = sin x and g(x) = x^2 - x + 1 f(x) = 10^x and g(x) = log x If f = {(-2...
*September 2, 2013 by Britt*

**Math-gr12**

How would I solve this equation for x in the interval 0<x<2pi tan^2x sinx - sinx/3 = 0 Please explain it step by step..ive been stuck on this question for far too long..sigh
*January 11, 2010 by Diana*

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