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andrxxa
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andrxxa
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4 Questions
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help asap please!
I have no idea:
David drove a distance (d) of 187km, to 3 significant figures. He used 28 litres of petrol (p), to 2 significant figures.
The petrol consumption (c) in km per litre is given by the formula: c= d/p
By considering bounds, work out
lire plus ..
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andrxxa
13 déc. 2018
0
864
1
+17
i made a mistake on my question from before: i meant 5 not 25! sorry!! thanks again!
i made a mistake on my question from before: i meant 5 not 25! sorry!! thanks again!
prove algebraically that the straight line with the equation x = 2y + 5 is a tangent to the circle with equation x^2 + y^2 = 5
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andrxxa
27 sept. 2018
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695
1
+17
i need help asap! thanks again!
i need help asap! thanks again!
prove algebraically that the straight line with the equation x = 2y + 5 is a tangent to the circle with equation x^2 + y^2 = 25
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andrxxa
27 sept. 2018
0
1223
1
+17
i need help asap! thanks
i need help asap! thanks
27 x 9^(3x) can be written in the form 3^k where k is an expression in terms of x
find k
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andrxxa
25 sept. 2018