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Maths
A Level

Differentiate and find the stationary point of the equation y = 7x^2 - 2x - 1.

First we will differentiate the equation.
To differentiate the equation we must multiply the coefficient by the power, and then subtract the power. If the is no x within an element the element become...

EW
Answered by Elise W. Maths tutor
3864 Views

A ball is released from rest at a height of 4m. At what speed does it hit the ground?

First write out information from the question.s=4m u=0m/s v=? a=9.8m/s2 t=Choose correct "suvat" equation: v2=u2+2asSubstitute in known variables.Obtain v= 8...

MA
Answered by Molly A. Maths tutor
3976 Views

Express (x + 1)/((x^2)*(2x – 1)) in partial fractions

(x + 1)/((x^2)*(2x – 1)) = -3/x - 1/x^2 + 6/(2x-1)

DH
Answered by Douglas H. Maths tutor
5286 Views

Integrate 2x^4 - 4/sqrt(x) + 3 dx

First we will simplify 4/sqrt(x) so it is easier to integrate.sqrt(x) is equal to x1/2, therefore 4/sqrt(x) = 4/x1/2 .We bring up x1/2 so 4/x1/2 becomes 4x...

MA
Answered by Maleehah A. Maths tutor
7948 Views

Differentiate Y = 4X/(X^2+5) and give dy/dx in its simplest form

4(5-X^2)/(X^2+5)^2

MS
Answered by Mohamed S. Maths tutor
4018 Views

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