Top answers


Find all values of x in the interval 0 ≤ x ≤ 2pi for 2sin(x)tan(x)=3

This questions involves the use of trigonometric identities, specifically [1] tan(x) = sin(x)/cos(x) and [2] sin 2 (x) + cos 2 (x) = 1. Start by rearranging the given equations to tan(x) = 3/2sin(x) by divin...
JC
Answered by Jasmin C. • Maths tutor
7625 Views

- What is the difference between ‘ce que’ and ‘ce dont’ in French?

Ce que and ce dont are indefinite relative pronouns that link relative clauses to main clauses in a sentence. Ce que is used as the direct object in a relative clause, for example: « Je ne comprends pas ce q...
CP
Answered by Carla P. • French tutor
27776 Views

Explain why the reactivity of Group 2 elements increases down the group.

Moving down Group 2, the atomic radius increases as there are more electron shells. This also means that the outermost electrons are more shielded from the positive charge of the nucleus. This decreases the ...
JC
Answered by Joe C. • Chemistry tutor
7866 Views

Describe the Cardiac Cycle

The Cardiac Cycle can be split into three stages: Diastole, Atrial Systole, and Ventricular Systole. (Left side of heart used for example purposes). Atrial Systole: Blood enters the atrium via the pulmonary ...
AM
Answered by Angus M. • Biology tutor
4253 Views

How do I start writing an essay?

Before you start writing, you need a clear idea of what you are arguing for. First, look at the question and just try to answer it in your own head, or on paper if you like, in the most basic terms you can. ...
JR
4388 Views