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Maths
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Given that 4(cosec x)^2 - (cot x)^2 = k, express sec x in terms of k.

This question makes good use of the trigonometric identities tan2x + 1 = sec2x and 1 + cot2x = cosec2x which can be ...

DS
Answered by Dan S. Maths tutor
12682 Views

Find the gradient of the line 4x+9y=10.

There are two approaches to this problem.

Firstly, you could rearrange the equation so that you have the general equation of a line, y=mx+c, where m is the gradient that you are looking f...

DS
Answered by Dan S. Maths tutor
4855 Views

is your child lost in math ?

As a university student i know all about the right address that pupils need i can really help them understand math

JL
Answered by Jack L. Maths tutor
2254 Views

Exponential Growth Equations

The number of bacteria on Agar plate A is given by the equation n=400(2^d), where d is equal to the number of cellular divisons each cell has undergone. If the cells divides ever...

JS
Answered by John S. Maths tutor
3865 Views

What is the range of solutions for the inequality 2(3x+1) > 3-4x?

When it comes to answering questions about inequalities, it is important to remember the signs and what they represent. In this instance, we need to find a range of solutions where 2(3x+1) is g...

LB
Answered by Lara B. Maths tutor
4255 Views

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