Answer:
radius of the sphere (r) = 21 units
Step-by-step explanation:
here's the solution : -
=》

=》

( pi cancel out )
=》

=》

The answer would be 2,700,000.
This is because of the rules of rounding.
If a digit is 4 or smaller, it rounds down.
If a digit is 5 or more, it rounds up.
The number is 2, 746, 052 so it stays at 700,000.
TLDR: 2,700,000
Answer:
the answer is 3×3×5×5×17=3825 use prime factorization
Step-by-step explanation:
sorry i couldn't solve the last and the last second one
Was it helpful?
comment down
If there is any kind of suspicious mistake
then sorry
Answer:
f(1) = 81
Step-by-step explanation:
f(n + 1) = 1/3 f(n)
⇔ f(n) = 3 × f(n + 1)
……………………………
if f(3) = 9 ⇒ f(2) = 3 × f(3) = 3 × 9 = 27
Then
f(1) = 3 × f(2) = 3 × 27 = 81