Truncated . . . 28.45 . / / / Rounded . . . 28.46 .
28.4593 to 2dp is 28.46 (rounded)
To round 28.4593 to two decimal places, we focus on the digits '45' and the next digit '9'. Since '9' is greater than 5, we round up the last decimal from '5' to '6', resulting in 28.46. Thus, the final rounded number is 28.46.
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Jawab:Penjelasan dengan langkah-langkah:The answer is 21. This problem involves solving a system of equations and then calculating the value of x² + y.1. Solve the system of equations:The given system of equations is: x + y = 6 and x - y = 2.