Edexcel ial maths C12 jan 2019 [Discussion] Watch

carolinaaa
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#81
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#81
(Original post by ritzzzz)
What was radius of circle
I got 5
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Kamel1023
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#82
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(Original post by carolinaaa)
I got that too
Guys correct answer is 64/y^4
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ritzzzz
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#83
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#83
(Original post by Anxious101)
really .-.
I got 64/y^2
I'm wrong j forgot the ans
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Kamel1023
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#84
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(Original post by ritzzzz)
I'm wrong j forgot the ans
Im really sure about my answer
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ritzzzz
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#85
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(Original post by Kamel1023)
Im really sure about my answer
How did u do can you tell?
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Anxious101
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#86
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#86
(Original post by Kamel1023)
Im really sure about my answer
okay so I did it again after the exams and got 32/y^2 .-.
alternate answer was 64/y^4
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ritzzzz
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#87
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(Original post by carolinaaa)
I got 5
Really ? -5,3 was center right
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carolinaaa
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#88
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#88
(Original post by ritzzzz)
Really ? -5,3 was center right
Yes
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Kamel1023
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#89
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(Original post by Anxious101)
okay so I did it again after the exams and got 32/y^2 .-.
alternate answer was 64/y^4
Im sure 64/y^4 is correct
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Kamel1023
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#90
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#90
This is the answer
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weird_nerd
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#91
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#91
(Original post by Anxious101)
really .-.
I got 64/y^2
Umm I got 64/y^4 :3
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carolinaaa
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#92
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(Original post by weird_nerd)
Umm I got 64/y^4 :3
Yeah it’s correct , got that too but I wana know what you guys got for the angles
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weird_nerd
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#93
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(Original post by carolinaaa)
Yeah it’s correct , got that too but I wana know what you guys got for the angles
which angle?
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carolinaaa
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#94
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#94
(Original post by weird_nerd)
which angle?
Sinx and cosx questions
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weird_nerd
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#95
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#95
(Original post by carolinaaa)
Sinx and cosx questions
(i) 143.6
(ii) (b) 62.8 , 117.2 , 242.8 and 297.2
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carolinaaa
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#96
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#96
(Original post by weird_nerd)
(i) 143.6
(ii) (b) 62.8 , 117.2 , 242.8 and 297.2
Did you not get a negative for the first one as well as 143.6?
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weird_nerd
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#97
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#97
(Original post by carolinaaa)
Did you not get a negative for the first one as well as 143.6?
not sure about about that maybe -83.6
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carolinaaa
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#98
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#98
(Original post by weird_nerd)
not sure about about that maybe -83.6
Yes that
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Omar__Ibrahim
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#99
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#99
what was area and perimeter of the shop sign?
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Omar__Ibrahim
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#100
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#100
what was the perimeter and area of the shop sign?
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