FIND THE NUMBER OF TERMS FROM 1 TO 1000, WHICH IS DIVISIBLE BY 7
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0
Answer:
there are sooo many terms divisible by 7
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0
Answer:
142
Step-by-step explanation:
first term is divided by 7 is 7
last term is divided by 7 is 994
7, 14 ,21, 28_____________994.
a, a+d, a+2d__________a+(n-1)d.
a=7
a+(n-1) d=994_____________(1)
comman difference (d) =7
put the value of a & d in equation (1)
7+(n-1)×7=994
7+7n-7=994
7 n = 994
n =994/7
n =142
______@Deepak Razput
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