please please please please please please please please please please please please please please please please please please please please please answer
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hoping this helps you please mark as brainliest answer
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Answer:
1 (i) -84
ii -1200
iv -144
v -558
vi 625
vii 0
viii -34
2 i -84
ii 64
iii 180
iv - 729
v 0
vi 30000
vii 5040
viii 1728
Step-by-step explanation:
multiply as usually, then put ' - ' or '+' sign
- ×- = + sign
-×+= -sign
+ ×+= +sign
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