Question

igit square of 77 is
10. The cube root of 540x50 is 50....
III. True or false
11. All rational numbers have an additive inverse 7
12. The rational numbers which is its own reciprocal is -1
f
13. The average of two rational numbers lies between them.
14. The square of 75 is 4925.
5. 79570 is not a perfect cube. 1
1. Answer the following (Any five)​

Answer 1

$8 + 5 - 2 \times 31 - 512$