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How do you calculate the angle between two vectors?

The formula axb = |a||b|sinθ is given in the formula bookletTherefore, θ, the angle between both vectors a and ...

GT
5454 Views

What is the separation of powers in US politics?

The separation of powers is where the political system is divided into three 'branches' and power is divided between these branches. These branches are: the legislature (the body that makes laws - in the ...

DR
6316 Views

The roar of a tiger in a zoo can be heard by visitors at the entrance, even though the tiger can not be seen because there is a hill in the way. Name and explain this effect.

This effect is called diffraction. This occurs when waves spread over obstacles or through gaps.

MC
Answered by Matilda C. Physics tutor
2867 Views

Using answer to previous question state the coordinates of the minimum

From previous question y=2(x+2)2-1Minimum would be when (x+2)2 is at it's smallest value, in this case when (x+2)=0 since any other value squared would be greater than 0. This occurs...

MC
Answered by Matilda C. Maths tutor
3239 Views

Express 2x^2 +8x +7 in the form A(x+B)^2 + C, where A, B and C are constants

2x2+8x+7=2(x2+4)+7=2((x+2)2-4)+7=2(x+2)2-8+7=2(x+2)2-1A=2, B=2, C=-1

MC
Answered by Matilda C. Maths tutor
9092 Views

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