Number of results: 69,011
Grade 12 Advanced Functions
Thank you!!!!
Thursday, October 13, 2011 at 8:54am by Rebecca
Grade 12 Advanced Functions Math
mi!@#$%^&y is hard
Tuesday, January 19, 2010 at 12:06am by lol
Grade 12 Advanced Functions
Ummmmm, I needed help with the second part
Thursday, October 13, 2011 at 9:10am by Anonymous
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
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
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
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
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 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
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
thanks so much Reiny! :D for correcting my mistake and for the answer!
Monday, July 19, 2010 at 9:54pm by Nish
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
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
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) = ½ (0.8)x-2 k(x) = (0.8)-3x+9
Wednesday, January 12, 2011 at 4:05pm by Hailey
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
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
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
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
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
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 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
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
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
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 (...
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 ...
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
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
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
Solve: (1/2^x) > (1/x^2)
Sunday, October 25, 2009 at 10:23pm by Anonymous
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 HELP!!!
72y2-98
Wednesday, December 10, 2008 at 8:55pm by Dana
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
math(advanced functions)
describe it, I will critique.
Friday, November 4, 2011 at 4:01pm by bobpursley
math(advanced functions)
yes and domain and range pls.
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)
what are the key features of x/(x^2-3x+2)?
Friday, November 4, 2011 at 4:01pm by hi
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
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
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
advanced functions
Solve 2tan^2x + 1 = 0 Interval : [0, 2 pi]
Sunday, November 15, 2009 at 12:25am by -
advanced functions-logarithms
2e^x=10
Wednesday, March 7, 2007 at 8:36pm by Karman Stevens
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 ...
Monday, January 18, 2010 at 9:58pm by Reiny
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
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
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
Prove that cscx / cosx = tanx + cotx
Saturday, November 7, 2009 at 10:15pm by ariza
advanced functions
nvm on this question, the symbol is supposed to be pie
Monday, January 21, 2008 at 9:05pm by Mel
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? ...
Monday, January 11, 2010 at 4:11pm by Anonymous
math advanced functions
angle=5/2.5=2 radians= 2*180/PI degrees
Tuesday, July 24, 2012 at 6:23pm by bobpursley
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
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
Solve x^3 -3x^2 +5x +4 = 0 using Tartaglia's method.
Sunday, October 25, 2009 at 6:39pm by josh
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
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 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 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
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
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 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
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
Find an equation with the given form in each case below. y=sin through(Ï/2, 0)
Monday, January 21, 2008 at 9:05pm by Mel
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
12th grade-Advanced functions
This isn't too difficult to find. The first thing you need to do here is multiply out the whole equation. It will be in the form kx^3, with an x^2, x, and final term. The final term is the y intercept. This value will be a constant times k. Set that equal to 24 and solve ...
Friday, July 30, 2010 at 4:13pm by drA
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)
Thursday, January 17, 2013 at 5:24pm by Zack
advanced funtions
similarties: 1. both pass through the origin 2. both have the same domain and range (ℝ) 3. both have start from quadrant 3 and finish in quadrant 1. 4. Both do not have local maximum or minimum. differnce 1. the shapes are different, y=x is a straight line, the power...
Tuesday, February 8, 2011 at 7:30pm by MathMate
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 ♥rebel•stupidity=kathy♥
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...
Thursday, September 13, 2007 at 11:09am by Kelly
Advanced Functions
The vertical position, h, in metres, of a gondola on a Ferris wheel is modelled using the function h = 10 sin ((pi/15) (t-d)) + 12 where t is the time, in seconds. The gondola must assume a vertical position of 7 m at t=0 s , and be on its way upward. Determine the phase shift...
Friday, November 20, 2009 at 8:38pm by -
advanced functions
rewrite the left side as sin(x+y)/cos(x+y), then use the addition formulas for both. It will simplify (finally) to the right.
Sunday, November 8, 2009 at 2:46pm by bobpursley
advanced functions
Use the Pythagorean Identify to show that the double angle formula for cosine can be written as: cos2x = 2cos^2x - 1
Monday, November 2, 2009 at 3:45pm by Anonymous
Advanced Functions - Grade 12
Radiation from the sun keeps us alive, but with the thinning of the ozone layer, it is important to limit exposure. Most of us know that the sun is far more intense at the equator than at the poles. The relationship between the intensity of radiation with respect to the ...
Tuesday, July 20, 2010 at 12:22am by Nish
Advanced Functions
he value of a new car depreciates at a rate of 12% per year. Write an equation to represent the approximate value of a car purchased for $23 000. Determine the value of the car two years after it is purchased. Approximately how many years will it take until the car is worth $...
Wednesday, January 12, 2011 at 4:04pm by Sara
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
Friday, November 13, 2009 at 10:44pm by -
advanced functions
so log(x+5) = log2 + 1 x+5 = 10^(log2 + 1) = 20 x = 15
Wednesday, May 25, 2011 at 7:19pm by Reiny
advanced functions
Prove that: csc^2x = 1 + cot^2x
Wednesday, November 4, 2009 at 6:19pm by ariza
advanced functions HELP!!!
(rate 5+ rate 8) / (15-8) ? t is measured in hours
Wednesday, December 10, 2008 at 8:55pm by james
advanced functions HELP!!!
(rate 5+ rate 8) / (15-8) ? t is measured in hours
Wednesday, December 10, 2008 at 8:55pm by james
Advanced Functions/Trig
Prove the identity: cos^4 x + sin^4 x = 1 - (1/2)sin^2 (2x)
Sunday, May 5, 2013 at 11:16am by Zack
Advanced Functions
If a bacteria population doubles in 7 days, when was it half of its present population?
Wednesday, January 12, 2011 at 4:02pm by Nik
5th grade
12/12 means minus one = 6 17/12 when you subtract 5 7/12 = 1 10/12 (or 5/6) Sra Please label School Subject as MATH, but not 5th grade.
Tuesday, December 14, 2010 at 5:38pm by SraJMcGin
advanced functions
Show that tanx = sinx / cosx can be written as tan(x+y) = (tanx + tany) / (1 - tanxtany)
Sunday, November 8, 2009 at 2:46pm by -
12th grade-Advanced functions
y = cot (1/2)(Ø-π/2) - 5 let Ø = π y = cot π/4 - 5 = -4.5 -----> (π, -4.5) let Ø = π/3 y = cot (-π/6) - 5 = -√3 - 5 --- > (π/3 , -√3-5) (it would be silly to ...
Monday, July 19, 2010 at 10:29pm by Reiny
advance functions gr 12
Using rational functions solve 7+ 1(numerator) x (denominator) = 1 (numerator) x-2(demominator)
Tuesday, April 2, 2013 at 7:38am by james
Math advance functions gr 12
Using rational functions solve 7+ 1(numerator) x (denominator) = 1 (numerator) x-2(demominator)
Monday, April 1, 2013 at 6:15pm by alex
advance functions gr 12
Using rational functions solve x+5(numerator) x-3 (denominator) = 2x+7 (numerator) x(demominator)
Monday, April 1, 2013 at 6:13pm by Fadak
advance functions gr 12
Using rational functions solve x+5(numerator) x-3 (denominator) = 2x+7 (numerator) x(demominator)
Monday, April 1, 2013 at 6:11pm by Fadak
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