help me solve this question
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Answered by
0
Answer:
16+9+4+ 2×4×3×2
= 29+48
= 77
Answered by
1
Answer:
-19
Step-by-step explanation:
x^2 + y^2 + z^2 + 2xyz
=> (4)^2 + (3)^2 + (-2)^2 + 2(4)(3)(-2)
=> 16 + 9 + 4 - 48
=> 29-48
=> -19
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