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The line, L, makes an angle of 30 degrees with the positive direction of the x-axis. Find the equation of the line perpendicular to L, passing through (0,-4).

What is the question asking us? -To find the equation of a straight line, and to do that we need two pieces of information, what are they? 1. the gradient of the line and 2. a point on the line. Now from the...
AS
Answered by Amy S. • Maths tutor
8731 Views

How do I apply the four operations to Fractions?

When using the four operations (addition, subtraction, multiplication and division) on fractions there are specific methods for each. Multiplication and division are very similar. In order to multiply two fr...
JP
Answered by James P. • Maths tutor
5524 Views

What is the difference between the past tenses?

In Spanish, there are 3 main past tenses. Imperfect: Used when something happened over a long period of time, or when something used to happen habitually, or when someone "was doing" somethingeg - ...
SI
Answered by Sophie I. • Spanish tutor
2135 Views

How does blood flow through the heart?

Firstly, deoxygenated blood enters the top right chamber of the heart called the right atrium. It flows through to the chamber below, called the right ventricle. It then gets pumped to the lungs through the ...
TM
Answered by Tahimina M. • Biology tutor
4509 Views

Which of the following sentences are grammatically incorrect, and why? 1) Elle lui a dit de la laisser car elle est fâché, 2) Elle l'a dit de la laisser car elle est fâchée, or 3) Elle lui a dit de la laisser car elle est fâchée?

3 is the only correct sentence. 1 is incorrect because the adjective 'fâché' does not agree with the gender of the noun (in this case a person) that it describes. As the subject 'elle' is feminine, the adjec...
RL
Answered by Robert L. • French tutor
2763 Views