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How do you differentiate x^x?

There are two ways we can find the derivative of x^x.

It's important to notice that this function is neither a power function of the form x^k nor an exponential function of the form b^x, so we...

AK
Answered by Alina K. Maths tutor
407512 Views

How do I solve simultaneous equations?

Always follow the same three steps : equating – substracting – substituting but you can have different cases : 

Case 1: we only need to multi...

RZ
Answered by Roxane Z. Maths tutor
5502 Views

How do I know when to use the subjunctive in Spanish?

In Spanish there are four main ways in which the subjunctive is used.

1. Formation of the negative imperative and the formal positive imperative

CM
Answered by Cathy M. Spanish tutor
3625 Views

Can you help me understand adjective agreements please?

Adjective AgreementsThe following are simple points to remember in order to avoid losing marks in an exam for forgetting to make adjectives agree. It is important ...

CE
Answered by Carolyn E. French tutor
5016 Views

What is the Preceding Direct Object (PDO) rule?

In French when we use a sentence in the Passé Composé that contains a direct object or direct object pronoun BEFORE the past participle...

HB
Answered by Holly B. French tutor
47749 Views

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