Answer:
9r²(r - 8)
Step-by-step explanation:
Step 1: Write expression
9r³ - 72r²
Step 2: Factor out 9
9(r³ - 8r²)
Step 3: Factor out r²
9r²(r - 8)
Step-by-step explanation:
Work done = Force × displacement
= 350 × 40
=14000J
The mean is 4.9 miles per day
Answer:
B) Information about exponential notation
Step-by-step explanation:
The information on the page is about exponential notation, therefore option (B) is the most suitable.