In an A.P.,if d is equal to -2 , n equals to 5 and l equals to 0 , then find the value of a.
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l=a+(n-1)d[ d=-2,n=5 and l=0]
0=a+(5-1)(-2)
0=a+4(-2)
0=a-8
a=8
0=a+(5-1)(-2)
0=a+4(-2)
0=a-8
a=8
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