Top answers

Convert 0.2m^2 to mm^2

We know that 1m=1000mm Therefore 1m^2= 1000^2 mm^2 Since 1/0.2=5 1000^2 / 5= Answer
LF
Answered by Lucas F. • Maths tutor
5374 Views

If a line is in the form y=mx+c why does m give you the gradient of the line

gradient is change in y over change in x. if (x1,y1) and (x2,x1) are lines on a graph then the change in y is y2-y1 and change in x is x2-x1, and since they are both on the line y1=mx1+c and y2=mx2+c, so y2-...
VB
Answered by Vedant B. • Maths tutor
5008 Views

How would I prepare for my Maths exams so that I get the best grade possible?

I would recommend that all A-level students should attempt all previous exam papers at least once. This is to pick up on common tricks that the examiner uses and in most cases these tricks keep coming up eac...
TR
Answered by Tom R. • Maths tutor
3675 Views

V= 4(h^3 +1)^0.5 - 4, find dv/dh when h=2

V= 4(h 3 +1) 0.5 - 4 dV/dh= (4x 0.5) x 3h 2 x (h 3 +1) -0.5 => 6h 2 (h 3 +1) -0.5 Substitute h=2 into dV/dh => (6x2 2 )x(2 3 +1) -0.5 => 24 x 1/3 = 8
OD
Answered by Oliver D. • Maths tutor
5394 Views

What is the gradient of the quadratic function y=3x²?

The gradient of a function with variable x is found by applying the differential operator to it. The differential operator is commonly written as d/dx. Hence the differential operator applied to the function...
MC
Answered by Matthew C. • Maths tutor
10802 Views