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Maths
GCSE

Simplify p^2× p^5

The answer is P^7 because p is the same in both numbers and their powers need to be added up

Answered by Alberto A. Maths tutor
4571 Views

If a=2 and b=3 , find the value of 2(a−b)+3(a+b)

My explanation would depend on the level of understanding of the person but one way would be the following:

We know that a = 2. Substitute the value of "a" in the given equation:

2...

Answered by Andrea C. Maths tutor
12811 Views

Can you help me solve the equation x^2+3x-5

We can see right off the bat that this is a quadratic equation. As always with quadratics, it is easiest to see if it factorises first. To factorise, you need to find two numbers that multiply together to...

Answered by Mollie S. Maths tutor
3634 Views

Solve for the coordinates where lines A and B intersect. A: y=x+4 B: y=0.5x+3.5

The point of intersection is a point where the variables y and x will be the same in both A and B equations. This is because the point of intersection has the same coordinates for both lines. So YA

Answered by Harvey P. Maths tutor
3653 Views

Simplify x^2 - 9x + 20

Firstly write out the equation x2 - 9x + 20 = 0. The aim is to find two numbers that multiply to make 20 and add up to make -9. Look at the constant without any x's , in this case it is 20. We ...

Answered by Amrit M. Maths tutor
4729 Views

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