Answer:
3.11
Step-by-step explanation:
f(4)=f(4-1)+2
=f(3)+2
=f(3-1)+2+2
=f(2)+4
=f(2-1)+2+4
=f(1)+6
=5+6 (f(1)=5)
=11
Answer:
4 ft
Step-by-step explanation:

A=10 h=5

20=5b (multiply both sides by 2)
4=b (divide by 5)
Round 28 to nearest ten and 868 to nearest hundred
900 ÷ 30 = 30
Answer:
and 4 x 4 x 4
Step-by-step explanation:
4 to the third power, is the same as 4 x 4 x 4.
This is then equal to 64.
8 squared is also equal to 64, making it also an answer.
None of the other ones work.
<em>Hope this helps and have a nice day!! :) :] :D</em>
Hola! No se si buscaste antes por aquí pero ya hay una respuesta anterior a esta pregunta y es la opción D