Question

Algebra 2 problem please help will give medal

Answer 1

Wait. This is Algebra 2? I never face this problem lol.

Answer 2

Yeah it is

Answer 3

http://www.mathcentre.ac.uk/resources/uploaded/mc-ty-sigma-2009-1.pdf

Answer 4

4 + 4(1/2) + 4(1/2)^2 = ???

Answer 5

The expanded form of this is:
(I assume that the "x" for for times.)

4 x (1/2) ^(1-1) + 4 x (1/2) ^ (2-1) + 4 x (1/2)^(3-1) = ?

@AnonymousBella

Answer 6

\[4*\frac{ 1 }{ 2 }^{i-1}\]
from i=1 to 3
so replacing i with 1, 2, 3
\([4*\frac{ 1 }{ 2 }^{1-1}\)]+\([4*\frac{ 1 }{ 2 }^{2-1}\)]+\([4*\frac{ 1 }{ 2 }^{3-1}\)]=answer

Answer 7

@BabiiMuffin is the answer 7?

Answer 8

4*1 + 4*1/2 + 4* 1/4
4+2+1 yes