Question

the unit digit in (3^65×6^59×7^71)is​

Answer 1

Answer:

4 will be at units place

Step-by-step explanation:

$( {3 \times 7 \times 6})^{59} \times ({3 \times 7)}^{6} \times {7}^{6}$

126^59 × 21^6 x 7^6

1st term 126^59 will give 6 as units place

2nd term 21^ 6 will give 1as units place

3 rd term 7^ 6 will give 9 as units place

ans= 6x1x9 = 4 at units place