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How would I differentiate something with the product rule?

Okay so, first of all the product rule in itself is fairly simple. Take the product of a function "u" and a function "v" to be a compound function. You can write this as "uv". T...
SD
Answered by Shivam D. • Maths tutor
4188 Views

How would I solve the equation 25^x = 5^(4x+1)?

You would have to rewrite 25 as 5^2 hence 25^x = (5^2)^x = 5^(2*x). Then 5^(2x) = 5^(4x+1) and therefore 2x = 4x + 1 hence 2x = -1 hence x = -1 / 2.
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Answered by Marius P. • Maths tutor
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Explain why cyclohexene will react with bromine gas but benzene will not

Cyclohexene contains a double bond, which has a greater electron density than the system of pi-bonds present in a benzene molecule. This means that a dipole can be induced in the bromine molecule due to the ...
SR
13269 Views

Prove the identity (4cos(2x))/(1+cos(2x)) = 4-2sec^2(x)

Write down the formulas involving cos2x and select the one which involves only cosine, this is because cosine (or derivations of it) is the only trigonometric function in this question. Substitute the chosen...
TN
Answered by Tegan N. • Maths tutor
14353 Views

What is the subjunctive and when do you use it?

In French, the subjunctive is a "mood" (conjugation of a verb) which is used when expressing wish, hope, fear, uncertainty or other attitudes and feelings towards something. You should try to use t...
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Answered by Hettie B. • French tutor
3031 Views