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If possible, you should try to factorise a quadratic. To do this, look a the factors of the constant, in this case -35. 35 is clearly divisible by 5, and 35 / 5 = 7, so 5 and 7 are one pair of factors. Th...

Define urban sprawl: urban sprawl is the outward growth of urban areas. As people move to urban areas the need for land to build on increases so the suburbs spread out.The positive effects are business ow...

1. The arrival of an action potential at the synaptic knob opens calcium ion channels in the pre-synaptic membrane and Ca++ flow in from the synaptic cleft 2. Ca++ cause vesicles of neurotransmitters t...

This is a very good essay question, which is also great for developing the critical thinking of students early on in their higher education. There are a few things that need to be disentangled first, befo...

The eigenvalue problem is how we can find non-trivial solutions where x does not equal zero to the matrix equation;AX=LX (L=lambda)Values of the scalar L for which non-trivial solutions exist are calle...