Substitution means putting numbers in place of letters to calculate the value of an expression. The bracket has been worked out first. \(2 + (-8)^2 = 2 + 64\). \(-8^2\) means \(-8 \times -8 ...

The controversy arose when medium-pacer Harshit Rana replaced batting all-rounder Shivam Dube, who had scored a half-century ...