a 1 equals to minus 4, a6 equals to 6, find A2. A3. A4. A5..
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Given A1=-4
A6=6
so according to AP
tn= a+(n-1)d
6= -4+(6-1)d
6+4= 5d
10=5d
d=2
So AP is like -4,-2,0,2,4,6
So your answer is (-2*0*2*4) which is 0.
A6=6
so according to AP
tn= a+(n-1)d
6= -4+(6-1)d
6+4= 5d
10=5d
d=2
So AP is like -4,-2,0,2,4,6
So your answer is (-2*0*2*4) which is 0.
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