Friday
April 18, 2014

Posts by Ladybug


Total # Posts: 144

calculus
solve the following equation. log 1/6 (x^2+x)- log 1/6 (x^2-x)=2 **the 1/6 is lowered on both sides and the (x^2+x) and (x^2-x) should be higher on both sides**

calculus
solve the equation. Inx+In(x+8)=3

calculus--please check
dulpicate disregard

calculus--please check
analyze the graph of the function f(x)=x^2+x-90/x+3 a. what is the domain? I think it is x‚-3 (-‡,-3)(-3‡) b. what is the equation of the vertical asymptote? is it x= -3 c. what is the horizontal asymptotes? none

calculus--please check
analyze the graph of the function f(x)=x^2+x-90/x+3 a. what is the domain? I think it is x‚-3 (-‡,-3)(-3‡) b. what is the equation of the vertical asymptote? is it x= -3 c. what is the horizontal asymptotes? none

calculus
find all zeros of the following polynomial. write the polynomial in factored form. f(x)=x^3-3x^2+16x-48

calculus
the graph of y= -1/4 over x-2 can be obtained from the graph y|x| by which transformations? a. 5 units to right b. 2 units to right c. 5 units to left d. 2 units to left by what factor is the graphed streched or shrunk vertically and how is it reflected. a. shrunk verticallyby...

calculus
graph the function using transformation g(x)= -2|x|-3 *Can someone help me to finding out what the points would be that I would graph*

college algebra
Use properties of logarithms to condense the logarithmic expression. Wreite the expression as a simple logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions. Inx + In 15 Please show work

college algebra
write the expression as a single logarithm In(x/x-2)+In(x+2/x)-In(x^2-4) Please show work

college algebra--I really need help!!
Yes, thanks. I am not quite sure how to make some of the signs when posting my questions here. I am probably older than most and really trying to learn to post them right. Is there a place that you might can refer me to, so that I can try and learn the right signs and symbols?...

college algebra--I really need help!!
Ok, it didn't turn out right. This is the question. 2 with the 1-9x above the 2 = e with 2x above the e. Hope this makes more sense now and you can help me and show me how you came about getting the answers. Thanks!!!!

college algebra--I really need help!!
solve the following exponential equation. exact answers only. 1-9x 2x 2 = e I hope that you understand this question. I don't and need some help please. Can you show all answers please.

college algebra--I really need help!!
Find the domain of the composite function FOG f(x)= 2/x-3; g(x)= 7/x please show work so I can undestand

college algebra--need help please!!
disregard, didn't mean to post again, accidently hit button.

college algebra--need help please!!
information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.

college algebra--need help please!!
sorry accidently hit again.

college algebra--need help please!!
information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.

college algebra--need help please!!
information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.

college algebra--need help please!!
use the intermediate value theorem to show that the polynomial function has a zero in the given interval. f(x)=x^5-x^4+9x^3-5x^2-16x+5;[1.3,1.6] f(x)1.3= ? simplify answer f(x)1.6= ? "

college algebra--please help
what does Descartes rule of signs tell you about the possible number of positive real number zeros and the possible number of negative real zeros of the function? 1. f(x)=2x^5-5x^2+x-1 2. f(x)=5x^6+7x^4-x-6 please show work

college algebra
use the remainder theorem to find the remainder when f(x) is divided by x+2. then use the factor theorem to determine whether x+2 is a factor of f(x). f(x)=4x^6+36x^3+32 please show work

college algebra
use the rational zeros theorem to find all the real zeros of the polynomial function,. use the zeros to factor f over the real numbers. f(x)=11x^3-x^2+11x-1 please show all work

college algebra
use the rational zeros theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x)=x^3-8x^2-31x-22

college algebra, Please help!!
find a bound on the real zeros of the polynomial. f(x)=x^4+2x^3-8x-7 every real zero of f lies between -? and ? *pleasae show all work*

college algebra, Please help!!
use the intermediate value theorem to show that the polynomial function has a zero in the given interval. f(x)=4x^3+3x^2-8x+7;[-5,-2] please show all work

college algebra
form a polynomial f (x) with real coefficients having the given degree and zeros. degree 5; zeros 5; -i; -6+-i f(x)= a(?) Please show step by step work.

college algebra
find the complex zeros of the polynomial function. write f in factored form. f(x)=x^3-10x^2+37x-52

college algebra
use the remainder theorem to find the remainder when f(x) is divided by x-2. Then use the factor theorem to determine whether x-2 is a factor of f(x). f(x)=4x^3-10x^2+13x-13

college algebra--need help please!!
(Using the seven steps to analyzing the rational function of R), analyze the graph of the following function. R(x)=x^2-49/x^4-16

college algebra
As soon as I posted that I saw at the bottom the realted questions where someone had posted the same question back in August. Yes, it does. Thanks!!

college algebra
should be f(x)=x^4-256

college algebra
find all the zero's of the followig polynomial. write the polynomial in form. f(x)=x^2-256

college algebra, Please help!!
which of the following best describes how the graph of f can be obtained from the graph of y=1/x^2? f(x)=14/x^2 choose the correct answer a.vertical stretch by a factor of -4 b. reflection over the y-axis, vertical shrink by a factor of 4 c. reflection over the x-axis, stretch...

college algebra, Please help!!
the graph of y=1/3 3square root x+5 can be obtained from the graph of y=3square root x by which transformations? Horiztonal shift: a. 5 units to the left b. 3 units to the right c. 3 units to the left d. 5 units to the right By what factor of y=3 square root x be stretched or ...

college algebra, Please help!!
How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can someon...

college algebra, Please help!!
How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can someon...

college algebra, Please help!!
How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can someon...

college algebra
use completeing the square to describe the graph of f(x)=4-16x-x^2 support your answers graphically

college algebra
determine the quadratic function f whose vertex is (2,-4) and passes through (3,-1) f(x)= what? type answer in form of f(x)=ax^2+bx-c

college algebra
determine the quadratic function of f whose graph is the vertex of (1,-4) and the y-intercept is -3.

college algebra--need help Please!!!
Reiny, It seems like Calculus, but it actually falls under college algebra. Because I can get some calculus tutoring and the answers fit. Thank you for the help, it is greatlt appreciated!!!

college algebra--need help Please!!!
I need to find the vertex and axis of symmetry of the folowing quadratic function. Can someone PLEASE help me!! y= -x^2-6x

college algebra
What is the value of the zero with the smaller multiplicity from that same equation?

college algebra
find the zero's for the following polynomial and give the multiplicity for each zero. For each zero, state whether the graph crosses the x-axis or touches the x-axis and turns around. f(x)=5(x-2)(x+4)^3 I am having trouble with this. Can you please show me how you got the ...

college algebra
Given the following rational function, find: A. horizontal asymptotes B. vertical asymptote(s), if any C. oblique asymptote(s), if any f(x)=x^2-x-2/2x^2-x-21

college algebra
find the function that is finally graphed after the following transformations are applied to the graph of y=sqrt x in the order listed. 1. relected about the x-axis 2. shift down 9 units 3. shift left 2 units y=

college algebra, Please help!!
Answer the following function. f(x)=2x^2-x-1 A. Is the point (-2,9) on the graph of f? B. If x equals 2, what is fx? What point(S) are on the graph of f? c. if f(x)= -1, what is x? what point(s) are on the graph of f? d. what is the domain of f? e. List the x-intercpts, if any...

college algebra, Please help!!
Answer the following function. f(x)=2x^2-x-1 A. Is the point (-2,9) on the graph of f? B. If x equals 2, what is fx? What point(S) are on the graph of f? c. if f(x)= -1, what is x? what point(s) are on the graph of f? d. what is the domain of f? e. List the x-intercpts, if any...

college algebra
deteermine algebracially whether the given function is even,odd, or neither. f(x)= -3x-/9/

college algebra
for the function f(x)=7/x+6, find the average rate of change of f from 1 to x.

college algebra
Thnaks Steve!!

college algebra
write the function whose grapg is the graph of y=(x+5)^2, but is reflected about the y-axis. would it look like this: y=(x+5)-2??

college algebra
For the given functions f and g find the following and state the domain of each. f(x)=sqrt x; g(x)=7x-3 A.what is the domain of f*g? B. What is the domain of f/g? Please show all work.

college algebra--please
I am not understanding this question and I have read the chapter many times. Please help. given the function of f(x)=4x-8 a. find the the rate of change between the stated values for x:5 to 7 b. find the equation of a secant line containing the given points (5,f(5)), and (7,f(...

college algebra
ok thanks

college algebra
For the given equation list the intercepts. Y= -2X/(X^2+1) I think I Have this right I am not for sure? y=-2x/(x^2+1) (0)=(-2x/x^2+1) -2x/x^2+1=0 -2/x+1=0 -2/x+1+0 -2/x*x+1*x=0*x -2+x=0 x=2 y-intercept y= -2*0/(0)^2+1 y=o/0^2+1 y=0+1 y=0/0+1 x-intercept:(2,0) y-intercept:(0,0)

college algebra
find the center and radius of the circle. Write in equation form. (4,8) and (13,8)

college algebra
find the line that is perpendicular to the line y=1/3x+4 and contains the point (-9,0)

college algebra
find the equation for the line with the given properties. Express in slope intercept. containing points P=(-5,1)and (-3,0)

college algebra
find the equation for the line with the given properties. Express in slope intercept form. Containing points P=(-3,-4) anda Q=(-1,-1)

college algebra
find the equation of the line in slope inntercept form. (-1,1) and (-2,1) I know that I have to use m=y^2-y^1/x^2-x^1 which is slope form then I get: m=1-(1)/-2-10 which I substitue m= ? is where I get lost but then I know the next part is: y=mx+b then I am lost from here on a...

college algebra
if (a,-20) is a point on the graph of y=x^2+9x, what is a?

college algebra
the midpoint of the line segment from p1 to p2 is (-1,3). if p1=(-6,7) what is p2?

college algebra--Please help Reiny please
You helped me with this question and this is what I got but my Professor says that each x and y intercept needs to have a coordinate. Where did I go wrong?? Can you help me? x^2+y^2+4x+2y-20=0 x^2+4x+4+y^2-2y+1=20+4+1 (x+2)^2+(y+1)^2=25--this is where you helped me. Then I cam...

college algebra
Write the equation of the circle in standard form. Find the center, radius and intercepts. x^2 + y^2 + 4x + 2y - 20 = 0

college algebra
y=3x/x^2 + 81 for the given equation, list the intercepts and test for symmetry.

pre-cal
use the given zero to find the remaining zeros of the function. h(x)=x^4-12x^3+36x^2+68x-525 zero:4-3i

pre-cal
what is the slant asymptote of the graph of the rational function and b use the slant to graph the rational function. f(x)x^2-x-20/x-6 a. y=? or either there is no slant rational function B. use the slant asymptote to graph the function(first determine the symmetry of the grap...

pre-cal
for the given functions f & g find the specified value of the following functions and state the domain of each one. f(x)=2+6/x; (g)x 6/x a. (f-g)(3)= what is the domain of f-g? b. (f/g)(6)= what si the domain of f/g?

pre-cal
find the equation of a line that is perpendicular to the line y=1/6x+7 and contains the point (-5,0) y= (Type your answer in slope intercept form)

pre-cal
find the center (h,k) and radius r of the circle and then find the intercepts, if any. 5x^2+30x+5y^2=0

pre-cal
That's what I thought but was not for sure. thanks!!

pre-cal
find the intercepts of y=2x-4

pre-cal
Can someone please show me how to find an equation for the line with the given properties. Parellel to the lines 3x-y= -3; containing the point (0,0) y= (then type your answer in slope intercept form)

pre-cal-please help
find the mid point of the line segment joining the points P1 and P2. P1 = (3,5) P2 = (-4,7)

pre-cal
find the distance d (P1 P2) between the P1 and P2 P1=(-1,1);P2=(1,2)

pre-cal
Find the real zeros of f (x)= 2x^3 + 3x^2 – 8x + 3

pre-cal
Find the real zeros of f (x)= 2x^3 + 2x^3 – 8x + 3

pre-cal
Let f(x) be polynomial function. Explain in your own words how to use the Rational Zero Theorem to find the real zeros of f (x).

pre-cal
change the exponential expression to an equivalent expression involving a logarithm. 4.1=a^2

pre-cal
solve the equation algebraically. 7e^x=11-e^-x

pre-cal
use the properties of logarithms to condense the logarithmic expression. write the expression as a single logiarithm whose coefficient is 1. 2IN(x+3)-3INx

pre-calculus
write the expression as a simple logarithm. express powers. In(x/x-5)+In(x+5/x)-In(x^2-25)

pre-calculus
find the functions f and g so that Fog = H. H(x)=/2x+1\

pre-calculus
Change the logarithmic expression to an equivalent expression involving an exponent. Log7343=x the 7 should drop down lower than the 343.

pre-calculus
solve the equation 1. In x + In (x+12) =2 x= ? or either there is no solution 2. solve the exponential equation 9^x=6 What is the exact answer? 3. Use transformations to indentify the graph of the function. Then determine its domain, range, and horizontal asymptote. f(x)=2^-x+...

pre-calculus
solve the exponential equation. express the solution in terms of natural logarithims. Then, use a calculator to obtain a decimal point approximation for the solution. e^x=12.3 What is the solution in terms of natural logarithims? The solution set is ?

pre-calculus
solve for the following exponetial equation. 1.4^x=(0.5)^-x What is the exact answer? A. x= b. There is no solution.

pre-calculus
solve the following logarithmic equation. be sure to reject any value of x that is not in the domain of the original logarithmic expression. give the exact answer. then, use the calculator to obtain a decimal appromiation, correct to two decimal places, for the solution. In x=...

pre-calculus
solve the logarithmic equation. be sure to reject any value of x that is not in the domain of the orginal logarithmic expression. In square root of x+2=2 (If I try to make the square root sign it will not come out right so I wrote it out instead) What is the exact solution. A....

pre-calculus
solve the equation 5^5x+1=125

pre-calculus
solve the following logarithmic equation. Be sure to reject any value of x that is not in thedomain of the orginal logarithmic expression. Give the exact answer. log3(x+8)=4 The three actually drops down a little below the g. Can someone tell me how to do this?

pre-calculus
ok let's try again. I am sorry. (5/2)^x=(125/8) x=

pre-calculus
solve the equation (5/2)^2=(125/8) x=

pre-calculus
the function f(x)=4/x-7 is one to one a. find the inverse of f b. graph f, f^-1, and y=x on the same set of axes find the inverse of f f^-1(x)=

pre-calculus
find the inverse of the following function. Find the domain, range, and asymptotes of each function. f(x)=3+1n(x+2)

pre-calculus
Thanks very much. I am using the alt key plus 251 at the same time get the square root sign but that is not what comes up. Can you tell me what it is that you are doing to get it?

pre-calculus
Please diregard the other one the square root sign did not come out right. find the complete function f o g f(x)=x^2+1;g(x)= square root x-4

pre-calculus
find a bound on the real zeros of the polynomial functions. f(x)=x^4+7x^3-x-2 every real zero of f lies between - ? and ?

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