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Find all the solutions of 2 cos 2x = 1 – 2 sinx in the interval 0 ≤ x ≤ 360°.

We know that having cos and sin functions in a question is going to cause us problems - we need a single function of x. So, step 1, we need to rewrite sin or cos in terms of the other. How do we choose which...
NH
Answered by Nicola H. • Maths tutor
24140 Views

A company plan to produce GM mosquitoes which carry a gene that causes the death of offspring before reaching adulthood. Male mosquitoes do n't feed on blood, so scientists are planning on releasing millions of GM males. Do you think they should?

I will, through the format of a venn diagram or mind map, guide the student through brainstorming important points. I will pay particularly close attention to those listed in the Higher GCSE AQA 2017 Biology...
RL
Answered by Rhiannon L. • Biology tutor
4535 Views

Facebook est une perte de temps, êtes-vous d'accord?

Facebook est le réseau social actuellement le plus utilisé au monde avec plus d'un milliard d'utilisateurs dans le monde et 25 millions en France. Il peut être juste de penser qu'il représente une perte de t...
SR
Answered by Sigrid R. • French tutor
6727 Views

Explain the importance of Love as a theme in Shakespeare's Romeo and Juliet.

Love is an important theme to Shakespeare's tragedy Romeo and Juliet. It is a central theme of the play, and underpins much of the drama around the play's characters. Love is so powerful in Romeo and Juliet ...
HB
31107 Views

How do you expand (2x-1)(3x+4) using the FOIL method?

First, we must understand what the FOIL method is. FOIL is an ancronym that we use to help us remember the steps when expanding brackets. F - first O - outer I - inner L- last Step 1: Multiply the FIRST term...
JL
Answered by James L. • Maths tutor
8007 Views