Top answers

Why did the United Kingdom join the EEC in 1973?

The United Kingdom joined the European Economic Community (EEC) in 1973 because it was believed that continental prosperity could negate the sense of decline which had gripped Britain during the decades afte...
JS
Answered by Joseph S. • History tutor
8315 Views

Mark buys a computer. A VAT of 10% is added to the price of the computer. He pays £246. What was the original price of the computer before VAT was added?

We want to find the original price of the computer.We know when 10% of the price was added to the computer it costs £264.So £264 is equal to the original price plus 10% of the original price.To find 10% of a...
LS
Answered by Lisa S. • Maths tutor
4790 Views

Write pseudocode for the binary search algorithm and state, with an explanation, it's worst case complexity in big-O notation

procedure binarySearch(A[], start, end, item): if start <= end: i = ceil((start + end) / 2) if A[i] = item: return i if A[i] > item: return binarySearch(A[], i + 1, end, item) if A[i] < item: return...
YB
Answered by Yagna B. • Computing tutor
1812 Views

Express 56 as the product of its prime factors

2×2×2×7 - for complete method to find prime factors; could be shown on a complete factor tree.
NS
Answered by Nanditha S. • Maths tutor
3241 Views

Work out the value of 81^(-1/4) (Non-Calculator)

To answer this question, we have to think about our power rules and use them to slowly simplify this complicated expression:81 -1/4 = ((81) 1/2 ) -1/2 (Because ((x) y ) z = x yz - one of our 3 power rules)We...
RP
Answered by Reece P. • Maths tutor
12552 Views