32
33
35
3
Correct answer is D
3−5n91−n×27n+1
3−5n32(1−n)×33(n+1)
3−5n÷32(1−n)×33(n+1)
3−5n−2(1−n)+3(n+1)
3−5n−2+2n+3n+3
3−5n+5n+3−2
31
= 3
The population of a village is 5846. Express this number to three significant figures ...
In the diagram above, O is the center of the circle PQRS and ∠QPS = 36°. Find ∠QOS ...
The nth term of a sequence is given by (-1)n−2 x 2n−1. Find the sum of the second and ...
If 4x+2y=16 and 6x-2y=4 , find the value of (y-x). ...
In what number base was the addition 1 + nn = 100, where n > 0, done? ...
2212% of the Nigerian Naira is equal to 17110% of a foreign currency M. Wh...