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Maths
GCSE

How do I solve the equation x^2 + 6 = -5x

This equation is an example of a quadratic equation, which is noticeable by the presence of the x2 term on the left hand side. We begin to solve these types of equations by moving all the terms...

VA
Answered by Viktor A. Maths tutor
3985 Views

how do i factorise a quadratic equation when the coefficient of x^2 is not 1?

Let us take this quadratic equation as an example:2x2 - 3x - 14 = 0The key here is to look for two numbers that multiply to the same number that 2 and -14 multiply to make, so that is 28. The n...

ET
Answered by Ella T. Maths tutor
3217 Views

Let f(x)= x/5 + 1 . Find f^-1(x)

f^-1(x)= 5(x-1)

EC
Answered by Ella C. Maths tutor
2624 Views

Make x the subject of the formula y = x/3 -2a

y =x/3 - 2a
y + 2a = x/3
3y+6a = x

EC
Answered by Ella C. Maths tutor
7977 Views

How do we integrate a quadratic equation?

Increase the power by one and divide by the new powere.g. integrate x2+5x + 3Answer: x3/3 + 5x2/2 + 3x

SP
Answered by Sophia P. Maths tutor
3795 Views

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