Answer:

Step-by-step explanation:

Double negative = Positive:

Apply negative exponent formula:

Multiply:

Apply exponent rule: 
Thus, 
Simplify:

Answer:
Can you help me with physics and maths?
(5.91×10^−3)⋅(8.7×10^10)
= (5.91 x 8.7) x 10^(- 3 + 10)
= 51.417 x 10^7
= 5.1417 x 10^8
Answer is
B. 5.1417 × 10^8
Answer:
He needs 785 more minutes
Step-by-step explanation:
Answer:
option 2
Step-by-step explanation: