zscdragon
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 School:
 MIT
 About:
 Bachelor in Mathematics
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0 
Questions Answered

hartnn:
Group Title
Ifx+y=2e^θ cos ϕ,xy=2ie^θ sin ϕ,& u is the function of x & y,then prove that
(∂^2 u)/(∂θ^2 )+(∂^2 u)/(∂ϕ^2 ) =4xy (∂^2 u)/∂x∂y
…
 updated 2 days ago
 52 replies
 4 Medals
Mathematics

smartypantsjay:
Group Title
by letting P=46^(y) in the equation 4^(2y+1)3x4^(y)10=0
(a)write the above equation in terms of p
(b)hence find the possible values o…
 updated one month ago
 9 replies
 1 Medal
Mathematics

zscdragon:
Group Title
Among 40 people, 25 like black, 30 like red, 35 like white, at least how many people like all 3 colours?
Please show your thought process…
 updated one month ago
 12 replies
 5 Medals
Mathematics

Hannnnah:
Group Title
Which answer best describes Andrew Johnson's relationship with the Radical Republicans?
He founded the Radical Republican movement.
…
 updated one month ago
 32 replies
 1 Medal
Mathematics

oleg3321:
Group Title
need help with polynomials
 updated one month ago
 9 replies
 1 Medal
Mathematics

King.Liang:
Group Title
Match the following definition to the term. Measureable characteristic of a population.
population
…
 updated one month ago
 1 reply
 No Medals Yet
Mathematics

mzzca:
Group Title
1.2: 2.4 as a percent
 updated one month ago
 16 replies
 1 Medal
Mathematics

precal:
Group Title
Optimization problem
Find the point on the graph of f(x)=square root of (x+8) so that the point (2,0) is closest to the graph.
 updated one month ago
 19 replies
 1 Medal
Mathematics

Nairz:
Group Title
Quick Trig question: http://prntscr.com/47dg11
 updated one month ago
 23 replies
 2 Medals
Mathematics

solidrebirth:
Group Title
for f(x)=a(x+k)^1/n+c, what does the graph below tell you about the value of n in this function?
 updated one month ago
 5 replies
 No Medals Yet
Mathematics

ImNotGoodAtMath:
Group Title
Which set of terms describes the graph?
Graph showing line that contains points negative six comma negative two, four comma negative one…
 updated one month ago
 22 replies
 1 Medal
Mathematics

joelkim:
Group Title
Estimate the volume of juice in ounces that the cylinder will hold. Round to the nearest tenth of an ounce. (Hint: 1 in3 ≈ 0.55 oz.)
…
 updated 2 months ago
 28 replies
 1 Medal
Mathematics

Zioh:
Group Title
Are the triangles similar? If so, write the similarity statement and state which theorem or postulate is used to prove the two triangles sim…
 updated 2 months ago
 2 replies
 No Medals Yet
Mathematics

Johnbc:
Group Title
Differential Equation.
 updated 2 months ago
 21 replies
 4 Medals
Mathematics

karendiaz123:
Group Title
help for medal and fan
 updated 2 months ago
 6 replies
 No Medals Yet
Mathematics

camerondoherty:
Group Title
Help?
 updated 2 months ago
 17 replies
 3 Medals
Mathematics

ImaGuest:
Group Title
Jessica is baking a cake. The recipe says that she has to mix 96 grams of sugar to the flour. Jessica knows that 1 cup of this particular su…
 updated 2 months ago
 16 replies
 1 Medal
Mathematics

zscdragon:
Group Title
WARNING: HIGH DIFFICULTY. MIGHT CAUSE YOUR BRAIN TO STACKOVERFLOW.
You are given a triangle that has sides of 66cm, 73cm, and 94cm. One of t…
 updated 2 months ago
 10 replies
 2 Medals
Mathematics

jessiegonzales:
Group Title
THE ANSWER IS 84* RIGHT?? MEDAL AND FAN!! PLEASE HELP
 updated 2 months ago
 5 replies
 2 Medals
Mathematics

ibreezysaan:
Group Title
Help please 
Given the function f(x) = The quantity of 2x minus 5, divided by 3, which of the below expressions is correct?
…
 updated 2 months ago
 14 replies
 2 Medals
Mathematics

camerondoherty:
Group Title
The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two produ…
 updated 2 months ago
 11 replies
 3 Medals
Mathematics

kaylin_hannah:
Group Title
solve
 updated 2 months ago
 2 replies
 No Medals Yet
Mathematics

ShortStaticBurst:
Group Title
Another tough one. Not sure how to work this. I know the formula for it will be expressed as
C= K*P1*P2/d^2
The average number of daily p…
 updated 2 months ago
 13 replies
 2 Medals
Mathematics

genson0:
Group Title
Truth table construction.
TwoBit adder expression for z1 z2 z3
 updated 2 months ago
 22 replies
 1 Medal
Mathematics

BIGGHONCHO:
Group Title
(13/3) x  20
 updated 2 months ago
 7 replies
 No Medals Yet
Mathematics

Bigbosssaint21:
Group Title
Which student factored the expression x^3  3x + x^2  3 correctly based on their answer below?
Jane: (x  1)(x^2  3)
…
 updated 2 months ago
 5 replies
 1 Medal
Mathematics

aibarracolunga:
Group Title
Find the number of sides of a regular polygon if one interior angle is 120 degrees.
 updated 2 months ago
 2 replies
 1 Medal
Mathematics

zylaai:
Group Title
negative 3 + negative 7?
 updated 2 months ago
 10 replies
 1 Medal
Mathematics

Bigbosssaint21:
Group Title
What are the factors of 5x^2 + 39x  8?
(5x  4)(x + 2)
…
 updated 2 months ago
 3 replies
 No Medals Yet
Mathematics

Freelance1:
Group Title
What is thirty percent of six hundred?
thirty
…
 updated 2 months ago
 6 replies
 2 Medals
Mathematics
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