Questions Answered

Kkutie7:
Group Title
Stupid question.
 updated 2 hours ago
 16 replies
 No Medals Yet

mikaylabean:
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Anyone want to teach me about constraints and objective functions?
 updated 3 hours ago
 1 reply
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ccraw19:
Group Title
The registrar of a certain university estimates that the total student enrollment in the Continuing Education division will be given by
N(t)…
 updated 3 hours ago
 16 replies
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Meralk:
Group Title
how to convert y=2x^2+3x+5 to the form
y=a(xp)(xq)? PLEASE
 updated 3 hours ago
 2 replies
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suranjit21:
Group Title
Let P(t) = 27 (1 e^{kt}) + 50 represent the expected score for a student who studies t hours for a test. Suppose k = 0.21 and test scores …
 updated 3 hours ago
 2 replies
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geneish94:
Group Title
The scores on the Wechsler Adult Intelligence Scale are approximately Normal with μ = 100 and σ = 15.
 updated yesterday
 9 replies
 1 Medal

El_Arrow:
Group Title
whats the derivative of ln(1/2)
…
 updated yesterday
 11 replies
 1 Medal

monamerr:
Group Title
The water potential of a plant tissue can be determined by the following principle. If the tissue shows no net gain or loss of water when …
 updated 21 hours ago
 14 replies
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willdancefor:
Group Title
integral of 1/((x+5)(sqrt(x^2+5x)))
 updated yesterday
 10 replies
 3 Medals

hk420:
Group Title
ΔABC is similar to ΔDEF. The ratio of the perimeter of ΔABC to the perimeter of ΔDEF is 1 : 10. If the longest side of ΔDEF measures 40 unit…
 updated yesterday
 2 replies
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danish071996:
Group Title
integrate x+2/x^2+2x+3
 updated yesterday
 1 reply
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hk420:
Group Title
A 50foot flagpole is at the entrance of a building that is 300 feet tall. If the length of the flagpole's shadow is 30 feet at a certain ti…
 updated yesterday
 4 replies
 1 Medal

sleepyjess:
Group Title
What exactly is Descartes' rule? I looked through the pages of the textbook that the lesson said but I can't find it anywhere.
 updated yesterday
 1 reply
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xnick2000:
Group Title
2x  2y + 5z  2x  y + 3z
x  3y + 8z
…
 updated yesterday
 7 replies
 1 Medal

LXelle:
Group Title
The diagram shows the curve y=x3 −6x2 +9xforx≥0. The curve has a maximum point at A and a minimum point on the xaxis at B. The normal to th…
 updated yesterday
 6 replies
 2 Medals

jayjiang7:
Group Title
Find the area of the surface obtained by rotating the curve x = (1/3)((Y^2) +2)^(3/2), about the xaxis.
 updated 2 days ago
 26 replies
 1 Medal

acal21:
Group Title
((1)^n*n)/(3+2n^2), this series converges, but i cant quite find the limit. need to find the limit
 updated 3 days ago
 4 replies
 1 Medal

superhelp101:
Group Title
Can you help me solve this problem? (you'll find the problem down below)
 updated 3 days ago
 22 replies
 7 Medals

isuckatmath21:
Group Title
Heidi stops at three water stations during the running race. She drinks 0.25 liters of water at the first stop, 0.3 liters at the second s…
 updated 3 days ago
 1 reply
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clamin:
Group Title
Find the value of c that completes the square.
p^220p+c
 updated 3 days ago
 2 replies
 4 Medals

Quantaliinuxite:
Group Title
Using graphing calculator, solve the equation:
e^x = x^2  2x + 5
 updated 3 days ago
 1 reply
 1 Medal

alex122is:
Group Title
hellpp
 updated 3 days ago
 8 replies
 4 Medals

sleepyjess:
Group Title
@dumbcow
State how many imaginary and real zeros the function has.
\(f(x) = x^3  20x^2 + 123x  216\)
…
 updated 3 days ago
 18 replies
 1 Medal

sleepyjess:
Group Title
Write a polynomial function of minimum degree with real coefficients whose zeros include those listed. Write the polynomial in standard form…
 updated 3 days ago
 9 replies
 2 Medals

cookiimonster27:
Group Title
A chemist mixes some 70% solution with some 40% solution to obtain 120 gallons of 50% solution. Find the number of gallons of each solution.…
 updated 3 days ago
 17 replies
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manyo:
Group Title
2x1 is a factor of f(x) =12x^3+kx^3+mx3. as well when f(x) is divided by x+2 the remainder is 65. determine the value of m and k.
 updated 3 days ago
 17 replies
 2 Medals

Lilja:
Group Title
sin(x75°)sin(x+75°)
 updated 3 days ago
 3 replies
 1 Medal

aron69:
Group Title
Write the expression sin(tan^1)2x)
 updated 3 days ago
 3 replies
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Idealist10:
Group Title
Solve y'=(y^2+y*tan(x)+tan^2 x)/(sin^2 x) explicitly.
 updated 3 days ago
 28 replies
 4 Medals

johnweldon1993:
Group Title
Motion along a curve. A ball starting at (0,0) passes through the point (5,2) after 2 seconds. Find Vo and the angle.
 updated 4 days ago
 34 replies
 3 Medals
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