Top answers

Make a the subject of the formula f=(a+1)/2

2f-1=a
BG
Answered by Berin G. • Maths tutor
10059 Views

Freud studied the process of dreamwork but it is very difficult to investigate. Explain why dreamwork is difficult to investigate.

Dreaming is an unconscious process so it is a difficult concept to test. Interpretations of the dreams are required which raises the issue of subjectivity. Also, people may lie about and/or not remember thei...
BG
Answered by Berin G. • Psychology tutor
3463 Views

Exand and simplify (x-2)^2

When tackling this question you cannot simply multiply what is in the bracket as this this is not fully expanded. First you must rewrite it as (x-2)(x-2). From here we can on expand the brackets by multiplyi...
JS
Answered by Joshua S. • Maths tutor
12033 Views

Differentiate [ x.ln(x)] with respect to x

The product rule is used to differentiate this since we are trying to differentiate the product of 2 parts--x and ln(x)So using the product rule which is d/dx=u.(dv/dx) +v.(du/dx)let u=x and v=ln(x)then du/d...
OL
Answered by Omolola L. • Maths tutor
4989 Views

Why does the poem rhyme?

That is such a good spot. Rhyme is a really important part of poetry - it can completely change the tone of the poem. You can have rhyme at the end of a line, for example : 'cat' and 'bat'. This can give a r...
LC
Answered by Lily C. • English tutor
2660 Views