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Work out the gradient and y-intercept of the straight line with points A(3,8) and B(-2,-7)

Y= mx + cFinding m : change in y/ change in x => (8--7)/(3--2) = 3Finding c : input a pair of coordinates => 8 = (3 x 3) + c .... c = -1y = 3x -1

Answered by Kim R. Maths tutor
2287 Views

What are the conditions for an event to be modeled with the binomial distribution?


The event should be; mutually exclusive from the other outcome, independent from the other outcome (so its probability doesn't change ) and happen within a ...

Answered by Maths tutor
2500 Views

Why does a 'many to one' function not have an inverse?

Because its hypothetical inverse would be 'one to many' which is not a function. This is because a single x-value would map to several y-values at the same time.

Answered by Maths tutor
10966 Views

What is the difference between unconditional and conditional probability?

Unconditional probability is a measure of the liklihood of a particular outcome relating to a series of independent events, where the outcome of one does not effect the outcome of another. For example, co...

Answered by Oliver H. Maths tutor
8445 Views

If a cuboid of width and height-8m with a volume of 896m^3, work out the length of the cuboid and distance between two opposite points

Length=L 896= 8x8xL => L=896/64 => L=14
Distance between two opposite points = 3D TrigD=sqrt(8^2+8^2+14^2) =sqrt(324) =18

Answered by Declan C. Maths tutor
2264 Views

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