Mathematics, 12.05.2021 03:30 bsheepicornozj0gc

1. Evaluate (x + 4)2 if x = 2 2. Evaluate x2 +6xy + 9y2 if x = 2 and y = 3

3. Evaluate 2a +2b, if = 2 and b = 3

4. Evaluate a + b +2c if x = 1, b = -2 and c =5

5. Evaluate 3x3-2y2 if x = 2 and y = 3

Answers: 3

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1. Evaluate (x + 4)2 if x = 2 2. Evaluate x2 +6xy + 9y2 if x = 2 and y = 3

3. Evaluate...