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What is democracy?

Democracy - Literally meaning in Ancient Greek 'Demos' - Peoples The simple definition: 'Peoples Power' My Explanation: In theory Democracy is desirable , the idea that no voice goes unheard and the power of...
KC
2823 Views

Differentiate with respect to x, y = (x^3)*ln(2x)

By product rule, dy/dx = x 3 (2/2x) + 3x 2 ln(2x) = x 2 (1 + 3ln(2x))
TM
Answered by Thomas M. • Maths tutor
7557 Views

John ran a race at his school. The course was measured at 450m correct to 2sf and his time was given at 62 econds to the nearest second. Calculate the difference between his maximum and minimum possible average speed. Round you answer to 3sf.

Upper bound for distance: 455mLower bound for distance: 445mUpper bound for time: 62.5sLower bound for time: 61.5sSpeed = Distance/timeMaximum possible average speed would be the longest distance divided by ...
GE
Answered by Gideon E. • Maths tutor
4457 Views

Examine the ways in which Plath presents nature in her poetry.

In Plath's poetry, nature is presented in increasingly threatening ways. In 'Wuthering Heights', nature seems to 'funnel her heat away' and the grasses invite her to 'whiten' her bones 'among them', reflecti...
JB
6162 Views

a) Point A(6,7,2) lies on l1. Point B(9,16,5) also lies on l1. Find the distance between these two points. b) l2 lies in the same z plane as l1 and crosses l1 at A and is perpendicular to l1. Express l2 in vector form.

a) Distance between two points ((x2- x1)^2 + (y2-y1)^2)^1/2Substitute in values to find distance.b) Write out l1 in vector form using info from points A and B.Use knowledge of scalar product to construct l2'...
AN
Answered by Adam N. • Maths tutor
3598 Views