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This is an example of how the agreement of the past particle works with the auxiliary "avoir" (have), "j'ai" at the first person singular. The agreement of the past particle with the a...

There are four key elements that are vital to writing a good essay: argumentation, clarity, fully explained points, and concision. Before you begin writing an essay, you must know exactly what you are goi...

Kin selection / Inclusive fitness - if the helper and receiver are related, then they share some of their genes. By helping a relative, you are increasing the likelihood of them passing on their genes, so...

A phototropism is the growth of a plant in response to light. This is mediated by auxins such as IAA (Indoleacetic acid). This is released in the tips and shoots of flowering plants. In response to light ...

In order to use the binomial expansion, we must have an 'x' with no coefficients - so no number before it.
So we take out a factor of 2:(2(x+3))^5
We can then simplify to:32(x+3)^5
by expa...