Question

for all n is belong to N, 3*52n+1+23n+1 is divisible by​

Answer 1

Answer:

For all

n∈N,3×

5

2n+1

+

2

3n+1

n∈N,3×52n+1+23n+1

is divisible by a.

19

19

b.

17

17

c.

23

23

d.

25

25

3:08

Step-by-step explanation:

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