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I struggle with simultaneous equations, when you have a quadratic involved

Example solve the following, equation 1: x 2 +2y=9 equation 2: y=x+3In this example we have to use substitution, therefore we sub in equation 2 into 1 to get the following x 2 +2(x+3)=9 , now we must expand ...
BF
Answered by Benjamin F. • Maths tutor
3256 Views

What is the square root of (2^6 + 6^2)

2^6 = 64 (2x2x2x2x2x2)6^2= 36 (6x6) 64+36= 100 Square root of 100= 10 (10x10=100)
BS
Answered by Bella S. • Maths tutor
6344 Views

Cosa mangi a pranzo? What do you eat for lunch?

Answering this question, I would start by talking about when I have lunch and by comparing it to people in Italy. It is a good way to show that you know how to say the time in Italian and you know some aspec...
GP
Answered by Giovanni P. • Italian tutor
3577 Views

Find a given element m in a list of n sorted numbers, with time complexity O(log(n))

An implementation of the Binary Search algorithm will be sufficient. The algorithm works as follows:Position on the middle element in the list of numbers. If the current number is equal to the given number t...
VH
Answered by Vlad H. • Computing tutor
1325 Views

Explain one reason why the United States of America wanted a policy of isolationism after World War 1?

One reason why the USA wanted to adopt a policy of isolationism after World War 1 was the nature of the war it-self. At heart, World War 1 was a European conflict. Some politicians at the time argued that it...
JG
Answered by Justin G. • History tutor
5099 Views