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Mathematics: Post your doubts here!

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If there is a constant value being added "2, 4, 6.... (2 is added)" then "a+d(n-1)" is used!
but is subtracted then"
a-d(n-1)"
Yes but if it is like 1,2,4,7,11 so that the difference between 1 and 2 is 1 and between 2 and 4 is 2 then 3 then 4 then 5 and so on...
What formula should I use?
 
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Cant find the values! I tried the formula given by them, but ans is quite different! as i tested it with the first value of "x=-3" i got 9.1 but actually is 9.6

View attachment 42159

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I really dont know knw how to solve the questions below! PLEASE HELP!!!

View attachment 42160
firstly kik the calculator pick the pencil and do step by step working u willlnever go rong
next wen do this the other qustions are also ez
c i
gives u equation which equals to zero nad that equation is y
as stated in the first part of the question
so y=zero which simply means x ais see where ur hgraph and x axis meet
in part ii im not sure
in part d i u have alreday drew one part of the equation so draw the other part of the equation which is linear that is it will be a sraight line
where they meet -=answer
d part ii DO THE ALGEBRA and compare the quadratic equation u got with the ne they gave a nd see which letter = which number!
 
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exam in 3 hours best of luck everyone !!
MAY ALLAH(SWT) SHOWER UPON US HIS BLESSINGS
MAY WE ALL GET GOOD GRADES INSHA'ALLAH AZ'A WAJ'ALLAH!!!!
PRAY FOR ME AS WELL!!!!!
prayer for all of us to pass the exam with good marks even it was hard or unpredictable.
Insha'Allah we will enjoy answering it.
Insha'Allah wewill all doo it with ease
AMEE!
 
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May Allah Succeed us all! Aameen!

A little Dua which may be helpful
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Bismillah ir-Rahman ir-Rahim
- Surah Al-Kafirun
Bismillah ir-Rahman ir-Rahim
- Surah Al-Nasr
Bismillah ir-Rahman ir-Rahim
- Surah Al-Ikhlas
Bismillah ir-Rahman ir-Rahim
- Surah Al-Falaq
Bismillah ir-Rahman ir-Rahim
- Surah Al-Nas
Bismillah ir-Rahman ir-Rahim
 
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May Allah Succeed us all! Aameen!

A little Dua which may be helpful
Start with...

Bismillah ir-Rahman ir-Rahim
- Surah Al-Kafirun
Bismillah ir-Rahman ir-Rahim
- Surah Al-Nasr
Bismillah ir-Rahman ir-Rahim
- Surah Al-Ikhlas
Bismillah ir-Rahman ir-Rahim
- Surah Al-Falaq
Bismillah ir-Rahman ir-Rahim
- Surah Al-Nas
Bismillah ir-Rahman ir-Rahim
JAZAK'ALLAH HU WA KHAIRAH
 
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