simplify each expression
1. 10¹ × 4³
2. 12³ ÷ 12⁵
3.5³ × 5¹
4. (10×10)¹ ± 5²
5.(-7)²
1. 10¹ × 4³
2. 12³ ÷ 12⁵
3.5³ × 5¹
4. (10×10)¹ ± 5²
5.(-7)²
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Answer:
1. 640
2. 144
3. 375
4.
5. 49
Step-by-step explanation:
1. 10×4×4×4=640
2. 12³= 12×12×12= 1,728
12^5= 12×12×12×12×12= 248,832
248,832÷1,728= 144
3. 5³= 5×5×5=75
75×5=375
4.
5. -7(-7)=49
When you multiply a number that have both negative signs, the answer will be positive.