hi guys can i join you
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A translation T maps point (x,y)maps(3,5)into(3,2)find where it takes the point(7,4)
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(x',y')=(x,y)+(a,b)
(x',y')=(3,2) and (x,y)=(3,5)
(a,b)=(0,-3)
Refer to general formula of transilatio to (x',y') and we get (7,1)
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The 20th term of an arithmetic progressive is 60 and the 16th term is 20. Find the sum of the first 40 hence state their common difference
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Common difference=10
And the first ten=-130
And the sum of the first 40 terms=3000
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Hi Nicholaus ,
Do you mind showing us how it's calculated ?
BTW thanks for the follow
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You know guys this world of B/math is for few people so don`t play with it
It's my first time so can we share smt