Search our library of homework questions

Top answers

All subjects

All levels

How can I improve my vocabulary for my test on household rooms?

For example, a bedroom, you can annotate a picture of one with french words associated with each piece of furniture. Using a visual aid could help improve your memory. Then, in your own room, you can put ...

Answered by Abigail E. • French tutor

2117 Views

Can you explain me, with examples, what the CONGIUNTIVO tense is and how do you form it?

While we use the present indicative tense to talk about certainty and facts, we use the present subjunctive form after a verb or expression of emotion, opinion, desire, uncertainty or a command in the pre...

Answered by • Italian tutor

4702 Views

What is the effect of an increase in supply on the economy?

An increase in supply, such as that caused by a fall in producer costs causes prices to fall, and the quantity consumed to increase.
Diagrammatically, this is represented by an outwards shift of the...

Answered by • Economics tutor

4633 Views

Calculate the first derivative of f( x)= 3x^3+2x^2-5

f’(x)= 9x^3+4x

Answered by • Maths tutor

4695 Views

The point P has coordinates (4, 5). The point Q has coordinates (a, b). A line perpendicular to PQ is given by the equation 5x+3y=11. Find an expression for b in terms of a.

First we should find the gradient of the line perpendicular to PQ by rearranging the equation.5x+3y=113y=11-5xy=11/5 -5/3xy= -5/3x + 11gradient is -5/3.We know that the gradients of perpendicular lines mu...

Answered by Staś B. • Maths tutor

4642 Views