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Maths
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How do I solve 3x + y = 11 & 2x + y = 8?

In order to solve this set of simultaneous equations, we will rearrange each equation to use substitution. The aim of this problem is to find out what the value of x and y is. Let's rearrange equation ...

NO
Answered by Naomi O. Maths tutor
14368 Views

How can I factorise a quadratic equation?

A quadratic equation is an equation of the form y = ax2 + bx + c where a, b and c are constants (for example 5, -2 or 0). To "solve&qu...

TR
Answered by Tom R. Maths tutor
3238 Views

Find the integral between 4 and 1 of x^(3/2)-1 with respect to x

When we integrate a function we must first raise the power of x in each term by one. The first term therefore becomes x^(5/2). The second term can be thought of as x^0 which we know that any number to ...

AB
Answered by Alex B. Maths tutor
4534 Views

How do you differentiate y=x^x?

To solve this problem, you need to put it into simplest form which is putting it into natural logarithm both the RHS and LHS. Then differentiate both side with respect to x as shown below.

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MT
Answered by Merhawi T. Maths tutor
5998 Views

When and how do I use the product rule for differentiation?

As the name suggests, the product rule is used to differentiate a function in which a product of 2 expressions in x exists. This means the two expressions in x are multiplied by each other, even when t...

RT
Answered by Rachel T. Maths tutor
12109 Views

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