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Find the two solutions to the quadratic equation x^2-9x+18

The constant 18 can be written in the form 3*6. Therefore the brackets will take the form (x 3)(x 6). In order to find the sign in between them, we have to write -9 using 3 and 6. -9=-3-6 so the brackets are...
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Answered by Felix A. Maths tutor
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What is stepwise refinement in top down programming?

This is the process of breaking down a problem into sections which become progressively smaller until each module can be written as a singular function. Each module can be tested separately or form part of a...
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Answered by Zoe N. Computing tutor
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What is the difference between interpreted and intermediate code?

Interpreted code is compiled line by line when a program is run which means there could be errors. Compiled code is translated into object code, all at once and an executable file is produced. Interpreted co...
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Answered by Zoe N. Computing tutor
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What is meant by the term spooling? Give an example of when it can be used.

Spooling refers to the use of a temporary storage area, a buffer held in memory for a peripheral device to access when it's ready to process the instruction. This is because devices access data at different ...
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Answered by Zoe N. Computing tutor
10047 Views

Why was Martin Luther such a threat to the RCC?

Martin Luther and his ideas spread quickly, due to the invention of the printing press. He did not condone indulgence selling as a method of getting out of purgatory and therefore the RCC were set to lose a ...
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Answered by Rebecca J. History tutor
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