Answers edited by Jake M.
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Question #c0954

Find the value of #(dr)/dt# at #t=0# if #r=(theta^2 +7)^(1/3)# and #theta^2t + theta =1#?

Question #a5322

Can anybody please solve it?

Show that?
#(P(N', n))/(P(N,n)) ~~ ((N')/N)^n#
#(N', N, n) in ZZ^+#
#(N', N )">>" n#
#P(x,y) = (x!)/((xy)!)#
Stirling Approx allowed

How do you solve #(9z+5)/4+18<26# and graph the solution on a number line?

Shehkar pulls 31 coins out of his pocket. each coin is either a dime or a quarter. if he has a total of 5.95, how many dimes does he have?

Consider the function f(x)=x³+x²6x+1. Find all the points on the graph of f where the tangent line has slope of 1?

Kingda ka at six flags has a 55m drop. The rollercoaster has a mass of 8000kg. How fast it be travelling when it reaches the bottom?

The SI unit of the coefficient of areal expansion is?

What is the surface area of the solid created by revolving #f(x) = e^x+e^(x) , x in [1,2]# around the x axis?

How do you integrate #int 1/sqrt(9x12sqrtx1) # using trigonometric substitution?

What is the range of the function #y=sqrt(4x^2 + 2x^4 +5)#?

For what values of x is #f(x)= e^x/(x^2x) e^x# concave or convex?

Question #51bdf

Question #50dea