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Mashcka [7]
3 years ago
5

A botanist is studying a newly identified soybean disease. The botanist collected soil samples from all of the

Mathematics
1 answer:
kykrilka [37]3 years ago
5 0
1. all us soybeans
2. selected us soil
3. amount of sulfur in soil
4. using simple random sampling method
5. experimental method
6. quantitative
7. continuous
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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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3 years ago
BRAINLIEST TO RIGHT ANSWER! NEED HELP ASAP!
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Answer:

y = 3x - 8

Step-by-step explanation:

Line is passing through the points (2, - 2) & (0, - 8)

Slope of line

\: m =  \frac{ - 8 - ( - 2)}{0 - 2}   \\  \\ =  \frac{ - 8 + 2}{ - 2}   \\  \\ =  \frac{ - 6}{ - 2}   \\  \\ = 3 \\ \\y-intercept = b = - 8\\ \\equation \: of \: line \: in  \:slope \:\\ intrecept \:  form \: is \: given \: as \\ \\  y = mx + b \\  \\ y = 3x + ( - 8) \\  \\  \huge \red {y = 3x - 8}

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