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Describe how water is carried by the transpiration stream (7)

Transpiration is the water loss from the plant via evaporation. The transpiration stream is the flow of water through the plant xylem from the roots to the leaves of the plant. Xylem are thin tubes where ...

Answered by Biology tutor
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Prove that the square of an odd number is always 1 more than a multiple of 4

Let n be any whole number. Any odd number can be written as 2n+1. Any odd number squared is therefore (2n+2)2=2n2n+22n+1=4n2+4n+1=4(n2+n)+1. n2+n is a ...

Answered by Maths tutor
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prove that lnx differentiated is 1/x

let y = lnx therefore e^y = x then differentiating both sides we get: dy/dx (e^y) = 1 dy/dx = 1/(e^y) and as e^y = x dy/dx = 1/x when y = lnx

Answered by Maths tutor
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Find the coordinates of the point of intersection of the lines 2x + 5y = 5 and x − 2y = 4.

Rearrange both equations to make y the subject:2x + 5y = 5 rearranges to y = -2x/5 + 1 and x - 2y = 4 rearranges to y = x/2 - 2Equate both the rearranged equations and solve for x:-2x/5 + 1 = x/2 - 2x = 1...

EO
Answered by Ethan O. Maths tutor
3648 Views

What is differentiation and integration?


An integral is an anti-derivative, meaning it will take the derivative we are assessing and return it back to its original function. Moreover, an integral is used to find the area under a curve. Dif...

OA
Answered by Othman A. Maths tutor
2935 Views

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