Top answers

Simplify (􏰀36x^−2)􏰁^ 0.5

36/x^2 = (36)^0.5/(x^2)^0.56/x = 1/6x
DY
Answered by Dila Y. • Maths tutor
8068 Views

(i) Find the coordinates of the stationary point on the curve y = 3x^2 − 6/x − 2. [5] (ii) Determine whether the stationary point is a maximum point or a minimum point.

i) dy/dx = 0dy/dx = 6x + 6/x^2 6x + 6/x^2 = 06x^3 + 6 = 0x^3 + 1 = 0x^3 = -1x = -1y = 7(-1, 7)ii) d^2y/dx^2 = 6 - 12/x^3 x = -1 6-12/(-1)^3 = 18>0 therefore, minimum point
DY
Answered by Dila Y. • Maths tutor
9195 Views

What is the subjunctive tense?

Firstly, the subjunctive is not a tense, it is actually a mood. The subjunctive is known as a mood because it is used to express the sense that the speaker employs an attitude or feelings towards a fact or i...
SG
Answered by Schaunagh G. • French tutor
2390 Views

Cuando hay que usar 'ser' y cuando 'estar'? / When do I have to use 'ser' and 'estar'?

Ser and Estar are similar verbs but they each have specific situations where they are used. In general, we use Ser when we are identifying ourselves or others as well as our nationality e.g. Soy Cristina, so...
CC
Answered by Cristina C. • Spanish tutor
2541 Views

How do I write a good personal statement?

Preparation and planning is key when writing a good personal statement. Given the tight character limit, it is important to have a strict plan and stick to it, so that you don't have to spend too much time c...
NG
3053 Views