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How do I find the highest common factor of two numbers?

The factors of a number are all the numbers that divide into it, so the HCF of two numbers is the highest number that is a factor of both numbers. I'd work it out by create a list of all of the prime factors...
OB
Answered by Olivia B. • Maths tutor
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What is the UN Brundtland definition of sustainable development?

Sustainable development is development that meets the needs of the present without compromising the ability of future generations to meet their own needs
IW
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Factorise and solve x^2-9x-10=0

x 2 -9x-10=0 Find two numbers that add to equal -9 and mulitiply to equal -10 These numbers are -10 and 1 so this equation factorises to equal (x-10)(x+1)=0 Now find the values of x that would make the left ...
LL
Answered by Laura L. • Maths tutor
10990 Views

Explain why relations between the USA and the USSR worsened in the years 1947-49? (12 marks)

It is very important when approaching a question like this, to not only consider the number of marks, but likewise the dates given. This question is worth 12 marks, so requires you to focus on around three t...
JH
Answered by Jana H. • History tutor
26511 Views

A straight line passes through the points (-2, 4) and (1, 10). What is (a) the gradient of the line, (b) the y-intercept of the line and (c) the equation of the line?

(a) Gradient (m) = (y 2 -y 1 )/(x 2 -x 1 ) = (10-4)/(1-(-2)) = 6/3 = 2 (b) General equation of a straight line: y = mx + c (c = y-intercept) For our straight line: y = 2x + c Test points: 4 = 2(-2) + c ---&g...
SB
Answered by Samuel B. • Maths tutor
14786 Views