Top answers


How do you find the equation of a line at a given point that is tangent to a circle?

This question may start by giving you an equation, which you need to write in the form of the standard equation of a circle (usually by completing the square). This allows you to see the centre of the circle...
TW
Answered by Tom W. Maths tutor
5265 Views

What's the integral of x^2 +3/x, with respect to x?

A: x 3 /3 + 3ln(x) + A. Step-by-step solution: Integral (x 2 +3/x dx) = [as integrals preserve sums] integral (x 2 dx) + integral (3/x dx) = [raise exponent by one, multiply by the reciprocal, add a constant...
MG
Answered by Marco G. Maths tutor
5713 Views

What's the inverse of the function f=x+2?

If we apply a function and then its inverse, we should get back to where we started. Suppose we start with an element x. If we apply f to it, we get to x+2. In order to get back to where we started (i.e. x),...
MG
Answered by Marco G. Maths tutor
4761 Views

how many users are invoked in business meeting?

Top level resources will be involved in the discussion like MD, VP, Business analyst , business manager, project manager etc.
AA
2971 Views

Why is anything to the power 0 equal 1?

This is often overlooked as no-one gives a reason to why this is and is often stated as a fact. We start off with the basic indice law of x y * x z = x y+z . For example, Likewise with division, you can have...
PB
Answered by Pavit B. Maths tutor
5884 Views