Evaluate the following algebraic expressions if x = 2. y=3 and 2 = 4.
1. 3xyz =
2. x² + y + 7 =
3. xy2 - 2x+y + 4yz =
4. (x + y + z) =
5. (x + y)2 + z =
1. 3xyz =
2. x² + y + 7 =
3. xy2 - 2x+y + 4yz =
4. (x + y + z) =
5. (x + y)2 + z =
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Answer:
1. 72
2. 14
3. 59
4. 9
5. 12
Step-by-step explanation:
x=2
y=3
z=4
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