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0 
Questions Answered

sfb:
Group Title
Solve: log(sub2)(x)=4
 updated 9 months ago
 5 replies
 3 Medals
Mathematics

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Group Title
Solve: log(3) ^(x+4)  log(3) ^x =2
 updated 10 months ago
 22 replies
 5 Medals
Mathematics

sfb:
Group Title
Solve: (x2)/3  (x2)/5 = 2
I keep getting 13 when the answer is 7.
 updated 10 months ago
 8 replies
 3 Medals
Mathematics

sfb:
Group Title
Solve correct to four decimal places: 3^x =4^(x7)
What do I do since the bases are not the same?
 updated 10 months ago
 7 replies
 3 Medals
Mathematics

sfb:
Group Title
Solve: x^4  6x^2 + 5 = 0
 updated 10 months ago
 3 replies
 1 Medal
Mathematics

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Graph: x^24x+2
 updated 10 months ago
 2 replies
 1 Medal
Mathematics

sfb:
Group Title
Write the slopeintercept form of the equation for the line passing through the pint (6, 5) and parallel to the line y=4x+6
 updated 10 months ago
 5 replies
 1 Medal
Mathematics

sfb:
Group Title
How many liters of a 30% acid solution should be mixed with an 80% acid solution to get 70 L of a solution that is 50% acid?
…
 updated 10 months ago
 7 replies
 1 Medal
Mathematics

sfb:
Group Title
How many liters of a 30% acid solution should be mixed with an 80% acid solution to get 70 L of a solution that is 50% acid?
…
 updated 10 months ago
 2 replies
 No Medals Yet
Mathematics

sfb:
Group Title
The length of a rectangle is 4 meters less than twice the width. If the area of the rectangle is 336 square meters, find the dimensions.
 updated one year ago
 5 replies
 1 Medal
Mathematics

sfb:
Group Title
Solve the equation in the complex number system. x^31=0
 updated one year ago
 3 replies
 1 Medal
Mathematics

sfb:
Group Title
Solve the equation sin(2t)+cost=1/4 on the interval [0, 2pi]. Express answer(s) to three decimal places.
 updated one year ago
 5 replies
 1 Medal
Mathematics

sfb:
Group Title
Can someone please explain how I would do this? Arrange the functions x^1/2, x^2, x^3, and 2^x by relative sizes of their yvalues
a.On (0…
 updated one year ago
 11 replies
 1 Medal
Mathematics

sfb:
Group Title
Really need the answer! Please help! Display a hand sketch of each of following relations; then give the domain and range of each: c. y = b^…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

sfb:
Group Title
Please answer! Find parametric equations for the curve y = x + 1, x ≥ 0, by using as parameter the distance of the point (x,y) from the orig…
 updated one year ago
 9 replies
 2 Medals
Mathematics

sfb:
Group Title
Please help!
a.r=1cos2(theta)
b. r=8/(3sin(theta)
…
 updated one year ago
 5 replies
 1 Medal
Mathematics

sfb:
Group Title
Simplify, please help!
a.logc C^y
b.N^logy Q
…
 updated one year ago
 10 replies
 1 Medal
Mathematics

sfb:
Group Title
Really need the answer, please help! The polar coordinates (8, 7π/4) represent the Cartesian point
a. (4, 4)
b. (4√2, 4√2)
…
 updated one year ago
 15 replies
 1 Medal
Mathematics

sfb:
Group Title
Compute the difference quotient (P(x+h)P(x))/h. take values of h that get closer and closer to zero to determine the limiting value of this…
 updated one year ago
 8 replies
 2 Medals
Mathematics

sfb:
Group Title
Please help! What can you say about the values of the coefficients a, b, and c in the function f(x)= ax^2+bx+c if the yintercept is 10?
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

sfb:
Group Title
Please help!
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

sfb:
Group Title
Write the expression ln+ 3x^2/(x+3)^5 in an equivalent form that has no powers, products, or quotients in it. I got ln3x^2−ln(x+3)^5=2ln3x−5…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

sfb:
Group Title
Write the expression ln+ 3x^2/(x+3)^5 in an equivalent form that has no powers, products, or quotients in it.
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

sfb:
Group Title
Use the computational properties of logarithms to write the expression ln (x – 1)(x + 6) in another form.
 updated one year ago
 9 replies
 1 Medal
Mathematics

sfb:
Group Title
I really need the answer for this problem, please help! If the equation is a parabola state the vertex, focal point (focus), directrix and …
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

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Group Title
Really need the answer to this, please help! If the equation is an ellipse, state the center point (h, k), the lengths of the major and mino…
 updated one year ago
 9 replies
 No Medals Yet
Mathematics

sfb:
Group Title
Really need the answers to these! Please help! State the center point (h, k), the lengths of the major and minor axis, the vertices, the foc…
 updated one year ago
 27 replies
 No Medals Yet
Mathematics

sfb:
Group Title
State the center point (h, k), the lengths of the major and minor axis, the vertices, the focal points (foci), the eccentricity and graph.
…
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

sfb:
Group Title
State the center point (h, k), the lengths of the major and minor axis, the vertices, the focal points (foci), the eccentricity and graph.
…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

sfb:
Group Title
State the center point (h, k), the lengths of the major and minor axis, the vertices, the focal points (foci), the eccentricity and graph.
…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics
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