Search our library of homework questions

Top answers

All subjects

All levels

How do I write an Oxbridge personal statement?

When it comes to making an application to Oxford or Cambridge, the key is to be specific. You have to remember that you will be competing against the best students from all across the world, so your perso...

Answered by Issy P. • Oxbridge Preparation tutor

1625 Views

A right-angled triangle has perpendicular sides of length 6cm and 8cm, and a hypoteneuse of 2y cm. Find the length of y.

By Pythagoras' Theorem:(2y)²= 6²+ 8²4y²= 36 +64y² = 9 + 16y² = 25y = ±5However, dimensions can only have a positive value. Therefore ...

Answered by Emmanuel S. • Maths tutor

2918 Views

A patient diagnosed with HIV reveals to their GP they have not disclosed this information to their partner. Discuss the ethical issues involved.

This is a typical medical interview question because it tests the students' knowledge of the four pillars of medical ethics - autonomy, beneficence, non-maleficence and justice. The first apect we have to...

Answered by Akshay D. • Medical School Preparation tutor

7015 Views

Solve the simultaneous equations to find x and y: 3y - x = 12 y + 2x = -3

3y - x = 12 (1)y + 2x = -3 (2)multiply equation (2) by 3: 3y + 6x = -9 (3)subtract equation (1) from equation (3): 3y + 6x - 3y + x = -9 -12 7x = -21 x = -3substitute x into equation (2): y -6 = -3 y = 3a...

Answered by Chloe G. • Maths tutor

3830 Views

Differentiate y = x^3− 5x^2 + 3x

the rule for differentiating in terms of x is to multiply by the power then decrease the power by one. So going through the equation x^3 will be multiplied by 3 and go to x^2 so will be 3x^2. Then its imp...

Answered by Georgia D. • Maths tutor

7181 Views