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work out: ( 4 × 10^3 )^2 + 3.5 × 10^7 and give your answer in standard form.

Whenever you have to solve an equation, you must always follow BIDMAS. This means that you should always start with expanding any Brackets, then look at any Indices, then Division, Multiplication, Addition a...
JL
Answered by Jade L. • Maths tutor
6543 Views

Find the gradient of the line with equation 2x + 5y = 7

-2/5
AM
Answered by Alison M. • Maths tutor
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What is the highest common factor and lowest common multiple?

Lets break the question down into two smaller manageable parts. What is the highest common factor? : Common factor of two numbers is the largest number which perfectly divides both said numbers without any r...
AK
Answered by Amey K. • Maths tutor
4206 Views

Given the intensity of A-Level studies, what is the best way one can go about ensuring all tasks are completed in time?

The best way to solve any complex problem is to start off by formulating a general overview of the problem. This is useful as it allows you to see the overall 'big' picture and allows you to really comprehen...
BZ
Answered by Bahir Z. • Maths tutor
3611 Views

Factorise x^2+12x+7

(x+4)(x+3) From the question you need to write out all the multiples of the coefficient of x, in this case: 1 and 12, 2 and 6, 3 and 4. The numbers in the brackets have to also add up to the number at the en...
VA
Answered by Veronica A. • Maths tutor
5461 Views