1.a)add
B) substract
C) multiply
D) one
2) 1002=1.002×10^3
3)2.8×10^-3 < 2.5×10^-2 < 1.2×103 <4×103
Step-by-step explanation:
17000
Let the number of panels Plant B produced be x.

Answer:
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The triangle: 4*4/2=8
The square: 4²=16
16+8=24