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2X-6=4

1: Understand what is meant by "solve the following equation... " Ans: We are required to isolate x and find its value 2: Treat the equal sign as a magic bridge that reverses operation. 3: Start mo...
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Answered by Furkan S. • Maths tutor
4238 Views

Why do I sometimes say 'ich fahre in der Stadt' and other times 'ich fahre in die Stadt'? What is the difference and why is there one?

Here, the difference is not between gender: 'Stadt' is always a feminine noun. Here, 'in der Stadt' is in the dative case, governed by the preposition 'in', whilst 'in die Stadt' is in the accusative. 'In' i...
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Answered by Melissa M. • German tutor
16668 Views

La France connait-elle un retour des croyances?

"Où l'homme cesse de connaitre, il commence à croire." écris F. Nietzsche dans La Naissance De La Philosophie. Si comme le propose Nietzsche on comprend la croyance comme l'échec de la compréhensio...
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Answered by Constance G. • French tutor
1759 Views

If 3x =15 and x+y =7 what is (3y)^2?

First divide 15 by 3 to find xx= 15/3 = 5Now use x to find yx +y = 7 substitue x. 5+y=7y= 7-5= 2Now you know x=5 and y=2 use this to calculate the answer, remembering to do the sum within the brackets first....
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Answered by Lavana C. • Maths tutor
3182 Views

Differentiate the following equation, y = x^9 + 3x^2 + x^(-1)

dy/dx = 9x 8 + 6x - x -2
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Answered by Emma L. • Maths tutor
3323 Views