Answers created by Maharshi

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What is the limit of $tan(1/x)$ as x approaches infinity?
How do you differentiate $sin((2sqrtx+1)/(x+1))$ ?
How do you use the chain rule to differentiate $y=(x+1)^(1/2)$ ?
What is the equation of the line normal to $f(x)=- tan(2pix -2)$ at $x=3$ ?
What is 56% of 25?
How do you find the integral of $1/(sin^2(x))$ ?
Is $f(x) =-x^3+(x-8)(x+3)$ concave or convex at $x=1$ ?
If $y$ varies directly as the cube of $x$ , what is the value of $y$ in the ordered pairs $(4,16)$ and $(2,y)$ ?
How do you find the critical points for $f(x) = (x^2-10x)^4$ and the local max and min?
What is the equation of the normal line of $f(x)=1/(1-2e^(x)$ at $x=-1$ ?
What is the area under the polar curve $f(theta) = 3theta^2+thetasin(4theta-(5pi)/12 ) +cos(2theta-(pi)/3)$ over $[pi/8,pi/6]$ ?
How do you find the maximum, minimum and inflection points and concavity for the function $f(x)=6x^6+12x+6$ ?
How do you simplify $12-15sqrt6 + 8sqrt6 - 10sqrt36$ ?
How do you find the limit of $sqrt(3+x) - sqrt(3)/x$ as x approaches 0?
How do you differentiate $y= arctan(x - sqrt(1+x^2))$ ?
How do you find the derivative of $6/(x^2 + 3)$ ?
How do you solve $2 (5x + 1) = 3 (3x + 7)$ ?
How do you differentiate $f(x)=(e^x+x)(cotx+x)$ using the product rule?
How do you find the derivative of $y = (2x+3)^4 / x$ ?
How do you differentiate $f(x)= e^x/(2e^(2x) -x )$ using the quotient rule?
For $f(t)= (t/(t+2)-t+1,t^2-t)$ what is the distance between $f(2)$ and $f(5)$ ?
How do you find the limit of $f(x) = (x^2 - 1) / ( x + 1) ^2$ as x approaches 0?
What is the integral of $int dx/(1+x^2)$ from -1 to 1?
If $f(x) = -x -2$ and $g(x) = e^(-x^3-1)$ , what is $f'(g(x))$ ?
How do you evaluate the definite integral $int (x+6)^2dx$ from [0,4]?
Question #f79aa
How do you find the derivative of $(log^2(x))$ ?
How do you solve $x^2+x-8=4$ ?
How do you simplify $(12x^7)/ (4x^2)$ ?