Search our library of homework questions

Top answers

All subjects

All levels

Explain the process of classical conditioning.

Classical conditioning occurs when a stimulus (UCS) that causes a reflex (UCR) is paired with another stimulus that normally has no effect. After pairing, the second stimulus (CS) causes the same response...

Answered by Kieran K. • Psychology tutor

4089 Views

h^2=25. solve this quadratic equation to find h.

h² = 25So firstly, we must square root each side of the equation.(square root) h² = (square root)25.so... h= (square root)25.h=5. or h=-5.

Answered by Helen S. • Maths tutor

3038 Views

Which of these events was the greater success for Hitler: The remilitarisation of the Rhineland, 1936 OR The Munich agreement, 1938 (8 marks

The remilitarisation of the Rhineland, where Hitler broke the Treaty of Versailles’ ban on keeping German military forces in the region bordering France, was a success because Hitler successfully achieved...

Answered by Joseph W. • History tutor

7414 Views

(2x-5)(3x+2)(x+7) - Expand the brackets.

(6x^2+4x-15x-10)(x+7)(6x^2 -11x-10)(x+7)= 6x^3-11x^2-10x+42x^2-77x-70)=6x^3+31x^2-87x-70

Answered by Gloria A. • Maths tutor

4789 Views

What is the determinant of a 2 by 2 matrix?

Let A by any 2 by 2 matrix and the top left, top right, bottom left and bottom right entries be a, b, c and d respectively. The determinant for matrix A would be ad-bc.

Answered by Lin G. • Maths tutor

3288 Views