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45 degrees

Short Answer:

If the snowball is thrown at velocity v, at angle θ

This is a common stumbling block I'm sure many candidates reach, only to hear "how long is a piece of string?" My advice would be to snap up as much as you possibly can, don't turn anything down...

Answer: The average fertility rate of a country is the number of babies born per 1000 women of childbearing age (15-49). Overall LICs have higher fertility rates HICs. Therefore a falling fertility rate i...

For IB Biology, there are three types of evidence for evolution you need to know: fossils, selective breeding and homologous structures.

Fossils are preserved remains or traces of organisms from th...

first we find the first derivative of the function. Here dy/dx = x^2-8x+12. We set this to zero and factorise to obtain the roots of the function. Such that dy/dx = (x-6)(x-2)= 0. This gives the stationar...