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April 20, 2014

Search: Advanced Functions - Grade 12

Number of results: 76,600

Trigonometry
Thank you for your help. It's just that I didn't take functions in grade 11 and now I'm taking Advanced Functions in grade 12 and I'm difficulty with. Thanks for your help though.
Sunday, November 24, 2013 at 4:10pm by Jessy

Grade 12 Advanced Functions
Thank you!!!!
Thursday, October 13, 2011 at 8:54am by Rebecca

Grade 12 Advanced Functions
Ummmmm, I needed help with the second part
Thursday, October 13, 2011 at 9:10am by Anonymous

Grade 12 Advanced Functions
Divide by x+3 and see what you get: x^3 + 4x^2 + x -6 = (x+3)(x^2 + x - 2) = (x+3)(x+2)(x-1) Got it now?
Thursday, October 13, 2011 at 9:10am by Steve

Math grade 12 Advanced Functions
Sorry about that, it's 20.50x
Friday, January 25, 2013 at 11:42am by Anonymous

Grade 12 Advanced Functions
The polynomial 2x^3+px^2-x+6 has a remainder of zero when divided by x-2. Calculate p.
Thursday, October 13, 2011 at 8:54am by Rebecca

Grade 12 Advanced Functions
Ummm, didn't MathMate just do one of these for you? Plug in -3 and evaluate to find c.
Thursday, October 13, 2011 at 9:10am by Anonymous

Grade 12 Advanced Functions
what about this question: Determine the roots algebraically by factoring. a) x^3-8x^2-3x+90=0
Thursday, October 13, 2011 at 9:10am by Confused

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.
Friday, September 3, 2010 at 6:27pm by prethy

math advanced functions grade 12
Find the solution set to the following rational inequality, 240/x+8 > 20x/x+1
Tuesday, July 24, 2012 at 6:25pm by illiah

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.
Thursday, October 13, 2011 at 9:10am by Rebecca

Grade 12 Advanced Functions
P(x)=2x^3+px^2-x+6 = (x-2)Q(x)=0 Since (x-2) is a factor of P(x), evalulate P(2) and equate the result to zero: 2(2)^3+p(2)^2-(2)+6 = 0 16+4p-2+6=0 4p=-20 p=-5
Thursday, October 13, 2011 at 8:54am by MathMate

Grade 12 Advanced Functions Math
90 = 10 log [ I/F] Use the properties of logarithms to isolate I. 9 = log(I/F) 10^9 = I/F
Tuesday, January 19, 2010 at 12:06am by Marth

Advanced Functions
if cosx = 5/13, (recognize the 5,12,13 triangle ?) sinx = 12/13 tanx = 12/5 if cosy = -5/13 and y is in III siny = -12/13 tany = 12/5 2sinx+2siny+2cosx-2tanx+tany+2cosy = 2(12/13) + 2(-12/13) + 2(5/13) -2(12/5) + (12/5) + 2(-5/13) = - 12/5 or -2.4
Tuesday, November 19, 2013 at 8:12pm by Reiny

Advanced Functions math
Yes to get that i did: (5^x)^2 - 4(5^x) =12 5^x(1-4) = 12 -3(5^x)= 12 log(5^x) = log(-4) If you could show me the correct way to do it, that would be great! thanks!
Monday, January 18, 2010 at 9:58pm by Diana

12th grade-Advanced functions
Given that f(x)=g(x/3), describe how the graph of f and g are related?
Friday, July 30, 2010 at 3:28pm by aaron

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 ...
Wednesday, January 15, 2014 at 2:33am by Diane

12th grade - Advanced Functions
thanks so much Reiny! :D for correcting my mistake and for the answer!
Monday, July 19, 2010 at 9:54pm by Nish

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.
Friday, July 30, 2010 at 4:13pm by aaron

12th grade-Advanced functions
Determine the instantaneous rate of change of y=tanx at x=1 to 3 decimal places
Friday, July 30, 2010 at 5:14pm by sean

advanced functions grd 12
i didnt know how to put the root in so i converted it by adding in the 1/2 exponent! thank you :)
Tuesday, May 8, 2012 at 7:03pm by kerry

gr 12. advanced functions
Trig identity Prove: cos2x tan(pie/4 - x) ------- = 1 + sin2x
Saturday, November 21, 2009 at 10:40am by avm

aadvanced functions HELP!
nope i don't, the school makes it manditory to take advanced functions before calculus
Wednesday, December 10, 2008 at 9:43pm by james

Math grade 12 Advanced Functions
3. Using proper grammar 1 point 3. What is the value of x + y? (5 points) Rubrics: 1. Writing the correct equation(s) 1 point 2. Showing steps 1 point 3. Solving for x 1 point 4. Solving for y 1 point 5. Solving for x + y 1 point
Friday, January 25, 2013 at 11:42am by Anonymous

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) = (0.8)x-2 k(x) = (0.8)-3x+9
Wednesday, January 12, 2011 at 4:05pm by Hailey

Advanced functions/precalculus
#1. g(f) = f+2 = x^2+2 f(g) = g^2 = (x+2)^2 so, when do we have x^2+2 = (x+2)^2 ? #2. f and g are both defined only on {-1} #3. visit wolframalpha.com (fg)(x) = -6x^2+x+12
Wednesday, January 15, 2014 at 2:24am by Steve

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.
Friday, January 25, 2013 at 11:42am by Anonymous

Advanced Functions - Grade 12
The function C (t) = 0.16t/t^2 + t + 2 models the concentration, C, in milligrams per cubic centimetre, of a drug entering the bloodstream over time, t, in minutes. a) Sketch the graph of the relation. b) Explain the shape of the graph in the context of the concentration of ...
Tuesday, July 20, 2010 at 12:26am by Nish

Math Grade 12 Advance Functions
I need help understanding equivalent trigonometric functions! Can someone PLEASE help me because the test is tommorrow and the internet or my textbook isn't helping at all!
Wednesday, December 19, 2012 at 12:31am by Buddy

12th grade-Advanced functions
provide any 2 solutions for the equation y=cot(1/2(theta-pi/2))-5 solutions may be in degrees
Monday, July 19, 2010 at 10:29pm by aaron

12th grade-Advanced functions
Determine the vertical asymptotes of the graph of graph of y=secx/logx for x≤2pi
Friday, July 30, 2010 at 12:35pm by aaron

advanced functions. gr.12
2^2x+ 3(2^x) - 10 = 0 6^2x-2(6^x)-15=0 3^4^5^x =336
Tuesday, August 11, 2009 at 3:25pm by ashley

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 ...
Monday, October 7, 2013 at 12:08pm by Samantha

Advanced Functions
Determine the value of Tan2x when Sinx = -12/13 and 3pi/2 < x < 2pi.
Wednesday, January 14, 2009 at 8:14pm by Lisa

advanced functions
x is in a 3-4-5 triangle y is in a 12-13-5 triangle
Sunday, November 1, 2009 at 6:08pm by bobpursley

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.
Monday, January 18, 2010 at 9:58pm by Diana

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.
Thursday, January 23, 2014 at 9:32am by Liz

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.
Sunday, October 25, 2009 at 7:50pm by Anonymous

Grade 12 Advanced Functions Math
Hello! Can someone please help me out for this question? The loudness, L, of a sound in decibels can be calculated using the formula L= 10 log(I/ F) where I is the intensity of the sound in watts per square metre and F= 10^ -12 . A singer is performing to a crowd. Determine ...
Tuesday, January 19, 2010 at 12:06am by Joan

University
Will I get a conditional offer to McMaster in the first round? The following is the admission for Commerce I to McMaster: "Grade 12 U/M course requirements: * English U * Advanced Functions 4U * One of: Calculus & Vectors 4U or Mathematics of Data Management 4U (additional ...
Thursday, January 31, 2008 at 5:36pm by Anonymous

Math (Grade 12)
I need help with this problem (composite functions): If f(x) = 4x-3 and h(x )= 4x^2-21, find a function g such that f(g(x)) = h. I don't understand how we're supposed to combine the functions. Oh, and the answer is supposed to be g(x) = x^2 - (9/2). Thanks!
Wednesday, September 17, 2008 at 5:50pm by Lucy

Advanced Functions - Grade 12
The maximum time, T, in minutes, a scuba diver can rise without stopping for decompression on the way to the surface is modeled by the equation T (d) = 525/d-10 , d > 10, where d is the depth of the dive in metres. a) sketch a graph of this relationship. b) use the graph to...
Tuesday, July 20, 2010 at 12:24am by Nish

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?
Monday, July 19, 2010 at 9:54pm by Nish

Advanced Functions
Tan2x is Sin2x/cos2x but Sin2x is 2sinxcosx and Cos2x=1-2sin^2x you know sinx, and you can find cos x from pyth theorm (sides of thriangle are 13, 12,5)
Wednesday, January 14, 2009 at 8:14pm by bobpursley

ADVANCED FUNCTIONS
thank you!
Monday, June 10, 2013 at 6:57pm by Anonymous

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...
Monday, January 13, 2014 at 9:35pm by Diane

Advanced Functions/Precalculus
11π/12 is π/12 short of 2π so tan 11π/12 = -tan π/12 I know tan 2π/12 = tan π/6 = 1/√3 tan 2π/12 = 2tanπ/12/(1 - tan^2 π/12) let x = tan π/12 for easier typing so 1/√3 = 2x/(1 - x^2) 2√3x = 1 - x^2 x^2 + ...
Wednesday, December 4, 2013 at 2:13pm by Reiny

Advanced Functions
I guess so
Tuesday, November 19, 2013 at 8:49pm by Sam

advanced functions
where do we get the 570 from?
Thursday, February 20, 2014 at 5:13pm by collard

Advanced Functions/Precalculus
2. 7sin^2x - 4sin2x/cosx = -1 7sin^2 x - 4(2sinxcosx)/cosx = -1 7sin^2x - 8sinx + 1 = 0 (7sinx - 1)(sinx - 1) = 0 sinx = 1/7 or sinx = 1 if sinx = 1 x = 90 or π/2 if sinx = 1/7, then x = aprr 8.2 or 171.8 3. cos 2 = cos^2 - sin^2 given: tan = 3/4 (I recognize ...
Wednesday, December 4, 2013 at 11:15pm by Reiny

advanced functions HELP!!!
72y2-98
Wednesday, December 10, 2008 at 8:55pm by Dana

Advanced functions
Solve: a) 1/(2^x) = 1/(x+2) b) 1/(2^x) > 1/(x^2)
Sunday, October 25, 2009 at 12:30am by Anonymous

Advanced Functions
Solve: (1/2^x) > (1/x^2)
Sunday, October 25, 2009 at 10:23pm by Anonymous

Advanced Functions
R u sure thats right?
Monday, November 14, 2011 at 10:17am by Kailla

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)
Tuesday, May 8, 2012 at 7:03pm by kerry

advanced functions-logarithms
2e^x=10
Wednesday, March 7, 2007 at 8:36pm by Karman Stevens

math(advanced functions)
describe it, I will critique.
Friday, November 4, 2011 at 4:01pm by bobpursley

advanced functions
Solve for x, x ϵ R a) (x + 1)(x 2)(x 4)2 > 0
Friday, July 5, 2013 at 2:07pm by FUNCTIONS

Advanced Functions
They were the most obvious ones.
Tuesday, November 19, 2013 at 8:49pm by Reiny

Advanced Functions/ Precalculus Log
Thanks a lot!
Thursday, December 19, 2013 at 11:42pm by Jessie

Advanced Functions
So we want h=7 when t=0 or 7 = 10sin((pi/15)(-d)) + 12 -.5 = sin((pi/15)(-d)) the reference angle is pi/6 .... ( sinpi/6 = 0.5) so (-pi/15)d = pi + pi/6 or 2pi - pi/6 or -pi/6 if we let (-pi/15)d = -pi/6 d = 5/2 so h = 10 sin ((pi/15) (t-5/2)) + 12 check: when t = 0, h = 10sin...
Friday, November 20, 2009 at 8:38pm by Reiny

Grade 12- Advanced Funtions
what about this question: Determine the roots algebraically by factoring. a) x^3-8x^2-3x+90=0
Thursday, October 13, 2011 at 6:09pm by Confused

Advanced Functions
1. V= C - rtC, Eq: V = C(1 - rt). V = value. C = cost. r = rate expresed as a decimal. t = time in years. 2. V = 23000(1 - 0.12*2), V = 23000 * 0.76 = 17480. 3. V = 23000(1 - 0.12t) = 2300, 23000(1 - 0.12t) = 2300, Divide both sides by 23000: 1 - 0.12t = 0.1, -0.12t = 0.1 - 1...
Wednesday, January 12, 2011 at 4:04pm by Henry

Advanced Functions
How do you write -1/9 x^-1 with a positive exponent? also, -5 x^-2 ??
Monday, November 1, 2010 at 10:23am by Ali

math(advanced functions)
what are the key features of x/(x^2-3x+2)?
Friday, November 4, 2011 at 4:01pm by hi

math(advanced functions)
what are the key features of x/(x^2-3x+2)?
Friday, November 4, 2011 at 4:01pm by hi

math(advanced functions)
yes and domain and range pls.
Friday, November 4, 2011 at 4:01pm by hi

advanced functions
Solve for x, x ϵ R Cx3 + 25x 0
Friday, July 5, 2013 at 2:08pm by FUNCTIONS

advanced functions
its *h(t)=-2t^3+3t^2+149t+410,
Thursday, February 20, 2014 at 5:13pm by collard

12th grade-Advanced functions
Vertical asymptotes occur when the denominaotrs of your function equal zero. y = secx/logx is the same as y = 1/(cosx logx) so you would have those asymptotes when cosx = 0 or logx = 0 x = pi/2 or 3pi/2 or x = 1
Friday, July 30, 2010 at 12:35pm by Reiny

trig
I got the quartic by moving the sin to the right, squaring both sides, then multiplying everything by sin^2 and then changing the cos to sin. My friend gave me this question, and he got it from his virtual school for gr 12 advanced functions lol.
Friday, May 2, 2008 at 12:10am by william

advanced functions
nvm on this question, the symbol is supposed to be pie
Monday, January 21, 2008 at 9:05pm by Mel

advanced functions
Prove that cscx / cosx = tanx + cotx
Saturday, November 7, 2009 at 10:15pm by ariza

advanced functions
Solve 2tan^2x + 1 = 0 Interval : [0, 2 pi]
Sunday, November 15, 2009 at 12:25am by -

math(advanced functions)
how would describe it at x=0, and x=inf, and any asymptotes?
Friday, November 4, 2011 at 4:01pm by bobpursley

Advanced Functions math
ah, but now you changed the question. In the original you had 4 raised to the (5 raised to the x) in the middle term Now you have 4(5^x) This last version makes it easy, the first version would be a nightmare. If it is (5^x)^2 - 4(5^x) =12 then let's let y = 5^x our equation ...
Monday, January 18, 2010 at 9:58pm by Reiny

7th grade advanced math
I do. Have you considered pasting that problem into the Google Search window, and pressing enter? I am wondering why this is called advanced math.
Wednesday, September 10, 2008 at 3:44pm by bobpursley

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) ...
Monday, January 11, 2010 at 4:11pm by Anonymous

Advanced Functions math
I don't know if this will show up properly, but do you mean 52x - 45x = 12 ? How did you get log(5^x) = log(-4) ??
Monday, January 18, 2010 at 9:58pm by Reiny

Advanced functions
Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.
Sunday, October 25, 2009 at 6:39pm by josh

Advanced functions
Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.
Sunday, October 25, 2009 at 6:41pm by josh

Advanced Functions 2
are the exponents (a-b) and (a+2b) You have to use grouping symbols.
Monday, November 1, 2010 at 10:26am by bobpursley

math advanced functions
angle=5/2.5=2 radians= 2*180/PI degrees
Tuesday, July 24, 2012 at 6:23pm by bobpursley

Ms, Sue help me in science
Your welcome. Im advanced in some work for my age. Im a 12 year old poet, and in advanced reading and math. Thank you. :)
Tuesday, April 10, 2012 at 8:24pm by ♥rebelstupidity=kathy♥

Advanced Functions/Precalculus
Trigonometry Questions 1.) Find the exaqct value of tan(11π/12) 2.) A linear trig equation involving cosx has a solution of π/6. Name three other possible solutions 3) Solve 10cosx=-7 where 0≤x≤2π
Wednesday, December 4, 2013 at 2:13pm by john

Algebra
Graph and label the following two functions: f(x)=(x^2+7x+12)/(x+4) g(x)=(-x^2+3x+9)/(x-1) 1. Describe the domain and range for each of these functions. 2. Determine the equation(s) of any asymptotes found in the graphs of these functions, showing all work. 3. Discuss the ...
Monday, May 2, 2011 at 11:22am by Debra

Advanced Functions 2
I'm sorry for not using grouping symbols! You are correct, the exponents are (a-b) and (a-2b)
Monday, November 1, 2010 at 10:26am by Ali

Advanced Functions Math
y = 2^(-x) for negative x stretch up by 5 y = 5 * 2^(-x) go five right y = 5 *2^(-x-1) y = -5 + 5 * 2^-(x+1)
Saturday, January 29, 2011 at 3:01pm by Damon

Advanced Functions
Oh wow, we got teh same answer reiny cool
Tuesday, November 19, 2013 at 8:49pm by Sam

7th grade advanced math
Not off the top of my head, I don't. I'm in 7th grade advanced math and we get to use calculators. Can you use a calculator? If so, you can enter this. I have a scientific calculator, it's really nice to have aroud for probblems like that!
Wednesday, September 10, 2008 at 3:44pm by Cecilia

advanced functions
Find an equation with the given form in each case below. y=sin through(/2, 0)
Monday, January 21, 2008 at 9:05pm by Mel

advanced functions
I would take the first derivative, and make it >0 and solve for the intervals.
Sunday, October 25, 2009 at 9:27pm by bobpursley

Advanced Functions math
The original question was what i needed to solve, but with the way i changed it, is it correct?
Monday, January 18, 2010 at 9:58pm by Mai

Advanced Functions math
My answer, if substituted into the second version of the equation, satisfies it.
Monday, January 18, 2010 at 9:58pm by Reiny

advanced functions
Solve the inequality 12x^3 + 8x^2 <= 3x + 2. Justify your answer.
Sunday, October 20, 2013 at 8:57am by Rinchan

advanced functions
Remember your algebra I? Subtract 980 from both sides. You want to have f(x) = 0 to solve for x.
Thursday, February 20, 2014 at 5:13pm by Steve

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...
Wednesday, October 4, 2006 at 11:16am by sharon

Advanced Functions
Identify the point of intersection of these two curves: P(t)=300(1.05)^t F(t)=1000(0.92)^t
Monday, January 4, 2010 at 4:17pm by Anonymous

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) = ...
Wednesday, January 15, 2014 at 2:24am by Diane

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 ...
Friday, March 22, 2013 at 2:00pm by Amy

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