Answers>Maths>A Level>Article

What are logarithms?

Logarithms allow us to calculate and manipulate indices in relation to regular numbers. The key thing to remember is that "log_xy" begs the question "which power of x gives y". By this, we mean that we can write "y=x^p" (where p is the unknown indice) as "log_xy = p".

Answered by Alex M. • Maths tutor

3624 Views

See similar Maths A Level tutors

What are logarithms?

Related Maths A Level answers

Find the coordinates of the point of intersection between the line L:(-i+j-5k)+v(i+j+2k) and the plane π: r.(i+2j+3k)=4.

A curve has equations: x=2sin(t) and y=1-cos(2t). Find dy/dx at the point where t=pi/6

A particle of mass m moves from rest a time t=0, under the action of a variable force f(t) = Atexp(-B*t), where A,B are positive constants. Find the speed of the particle for large t, expressing the answer in terms of m, A, and B.

On the same diagram, sketch the graphs of: y = |5x -2| and y = |2x| and hence solve the equation |5x - 2| = |2x|

What are logarithms?

Related Maths A Level answers

Find the coordinates of the point of intersection between the line L:(-i+j-5k)+v(i+j+2k) and the plane π: r.(i+2j+3k)=4.

A curve has equations: x=2sin(t) and y=1-cos(2t). Find dy/dx at the point where t=pi/6

A particle of mass m moves from rest a time t=0, under the action of a variable force f(t) = A*t*exp(-B*t), where A,B are positive constants. Find the speed of the particle for large t, expressing the answer in terms of m, A, and B.

On the same diagram, sketch the graphs of: y = |5x -2| and y = |2x| and hence solve the equation |5x - 2| = |2x|

A particle of mass m moves from rest a time t=0, under the action of a variable force f(t) = Atexp(-B*t), where A,B are positive constants. Find the speed of the particle for large t, expressing the answer in terms of m, A, and B.