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GCSE

Wird die Technologie immer mehr problematisch werden? Beschreib deine Meinung dazu.

Die Technologie wird immer mehr in der heutigen Gesellschaft benutzt werden. Heutzutage kann man ohne eine Handy nicht leben, wird es oft gesagt. Wir benutzten die Handys und die Computer viel und brauche...

JW
Answered by Joe W. German tutor
2046 Views

x^2 - 5x - 12 = 2, solve for x

RHS should always be 0 so start by taking that across.Now we want two numbers, they need to add up to make - 5 and multiply to make -14.Solve for this and we get -7 and +2.Use this information to factoris...

PS
Answered by Pratinav S. Maths tutor
3530 Views

5 tins of soup have a total weight of 1750 grams. 4 tins of soup and 3 packets of soup have a total weight of 1490 grams. Work out the total weight of 3 tins of soup and 2 packets of soup.

Let tins be represented by XLet packets be represented by Y
5X= 1750X=350
4X+3Y=14904(350)+3Y=14901400+3Y=14903Y=90Y=30
3X+2Y= (3x350) + (2x30)= 1050+ 60= 1110

JC
Answered by Joe C. Maths tutor
2770 Views

A-level - How to differentiate e^x where x is more complicated?

For exampe: e4x^3
The way to look at this is, the differential of e4x^3 = the ...

JC
Answered by Jake C. Maths tutor
3513 Views

An triangular prism has base xcm, height (x+4)cm and length 4xcm. Find the volume of the prism in terms of x. Find the volume when x=2cm.

This question combines knowledge of volume equations with using unknown variables. We know the volume of a prism is the area of the face multiplied by the length. The first step would be to find the area ...

MP
Answered by Megan P. Maths tutor
3020 Views

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