write first five terms of AP when the first term "a" and common difference d are -1 and -1/2
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Step-by-step explanation:
For the A.P.,
First term (a) = -1
Common difference(d) = -1/2
Now,
First term = (a) -1
Second term =( a+d) -1 + (-1/2) = -3/2
Third term = (a+2d) -1 + (2*-1/2) = -2
Fourth term = (a+3d) -1 + (3*-1/2) = -5/2
Fifth term= (a+4d) -1 + (4*-1/2) = -3
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