B={x:x€N , 3x - 6<9}
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Answered by
15
answer is
B = { 1 , 2 , 3 ,4 ,}
B = { 1 , 2 , 3 ,4 ,}
DineshSingh111:
how
3x-6 = 3(1)-6 = -3 // 3(2)-6 = 0// 3(3)-6= 3 // 3(4)-6 = 6 /// so -3,0,3,6 it are below than 9 so answer is 1,2,3,4
if u put 5 //3(5)-6 = 15-6 = 9 // it must be equal to 9 so it is not answer
Answered by
7
Answer:
B = { 1 , 2 , 3 ,4 ,} n(B)=4
Step-by-step explanation:
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