Can anyone help me out with this?

Mathematics

2 answers:

Tom [10]3 years ago

7 0

Answer:

4 + 13y

Step-by-step explanation:

Phantasy [73]3 years ago

4 0

4+13 y

because variables can only be added / subtracted with variables, and since constants with constants

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Write the first five terms of the geometric sequence in which a1=8 and the common ratio is -1/2.

Oliga [24]

Answer:

First five terms are:

8 , (-4) , 2 , (-1) , (1/2)

Step-by-step explanation:

$a_{1}=8 \\\\r = \frac{-1}{2}\\\\a_{2}=\frac{-1}{2}*a_{1}= \frac{-1}{2}*8= -4\\\\a_{3}=\frac{-1}{2}*a_{2}=\frac{-1}{2}*-4=2\\\\a_{4}=\frac{-1}{2}*a_{3}=\frac{-1}{2}*2=-1\\\\a_{5}=\frac{-1}{2}*a_{4}=\frac{-1}{2}*-1=\frac{1}{2}$

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Ruth has 6 chores to do. If each chore does not depend on the others, in how many different orders could she do the chores?

Mice21 [21]

First chore, 6 to choose from.
Second chore, 5 to choose from.
Third chore, 4 to choose from.
Fourth chore, 3 to choose from.
Fifth chore, 2 to choose from.
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3 0

3 years ago

Read 2 more answers

Whats the area of this?

Pie

Here’s how I solved to find the area. Hope this is helpful