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Maths
A Level

Integrate 4x^3 with respect to x

integral of 4x3 with respect to x =x4+C

AO
Answered by Ashley O. Maths tutor
4521 Views

Differentiate 3x^2 with respect to x

3x2 6x

AO
Answered by Ashley O. Maths tutor
6042 Views

In this question, take 'log' to mean 'log base 5'. Solve the equation log(x^2-5)-log(x) = 2*log(2)

Note that you can not take a positive base log of a negative number.  log5(x2-5) - log5(x) = 2log5(2) => log5((x2-5)/x) = log5

ML
Answered by Milan L. Maths tutor
3672 Views

Solve the

5

ML
Answered by Milan L. Maths tutor
3642 Views

Find dy/dx such that y=(e^x)(3x+1)^2.

We will solve this question with the knowledge that dy/dx = u.(dv/dx) + v.(du/dx), where y=u.v We have y=e^x(3x+1)^2. First, we want to find u & v. By splitting the function, we have that u=e^x and v=...

SB
Answered by Stefanie B. Maths tutor
4563 Views

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