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The coastline will be made of bands of hard and soft rock to begin with. As the waves erode the coastline, the soft rock will be eroded quicker. This results in the areas of softer rock to retreat, formin...
To factorize this you need to find two numbers that have a sum of -1 and a product of -12. Start y finding the pairs of numbers the times to make -12; (-1,12), (-2,6), (-3,4), (1,-12), (3,-4), (2,-6). Nex...
The three trigonometric functions sine, cosine, and tangent are derived from looking at the ratios of side lengths in a right-angled triangle. (Triangle drawn and side lengths annotated H=hypotenuse, A=ad...
Firstly I check that the equation is of the form ax2 +bx+c=0 , here it is in such form as a=3 b=-1 c=-10. Because it is a quadratic equation, it can be factorised into 2 brackets. In each brack...
Aquinas argued that the complexity of the world and the way that it functions is specific that it must have been made by a creator. In other words, there is such low likelihood that the world would be con...
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