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Nady [450]
3 years ago
10

What is (-9)(-4)(-4)(8)

Mathematics
2 answers:
grandymaker [24]3 years ago
5 0

Answer:

-1152

Step-by-step explanation:

First: (-9)(-4)=36

Then: 36(-4)=-144

Lastly: -144(8)= -1152

Because It's multiplication we can separate the problem and break it down. By doing this is makes it a lot easier to understand and see the problem step-by-step.

MatroZZZ [7]3 years ago
4 0

Answer:

-1,152

Step-by-step explanation:

(-9)(-4)(-4)(8)

= -1152

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3 years ago
Eve measured a county park and made a scale drawing. The picnic area, which is 68 yards wide in real life, is 34 inches wide in
mote1985 [20]

Answer:

Eve used scale as 2 yards is equal to 1 inch.

Step-by-step explanation:

Given:

Actual Picnic area = 68 yards.

Drawing Picnic area = 34 inches.

We need to find the scale used by Eve.

Solution:

Now we can say that;

scale used by Eve can be calculated by dividing Actual Picnic area from drawing picnic area.

framing in equation form we get;

scale used by Eve = \frac{68}{34} = 2\ yd/in

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8 0
3 years ago
If f(x) =69-15x then f(f^-1(x))
xenn [34]

If f(x)=69-15x  then f(f^{-1}(x))=x

Given :

f(x)=69-15x\\

Lets find out f^{-1}(x). The steps to find out f inverse are

Replace f(x) by y

y=69-15x\\Interchange \; the \; variables\\x=69-15y\\solve \; for \; y\\x-69=-15y\\Divide \; by \; -15\\\frac{-x+69}{15} =y\\Replace \;y \;with \; f^{-1}\\f^{-1}=\frac{-x+69}{15}

Now we find f(f^{-1}(x))

Replace inverse function in the place of x in f(x)

f(f^{-1}(x))=f(\frac{-x+69}{15} )=69-15(\frac{-x+69}{15})=69-(-x+69)=69+x-69=x\\f(f^{-1}(x))=x

Learn more :

brainly.com/question/11242094

8 0
3 years ago
Cant figure it out. Help please
laiz [17]

Answer:

area = 160 cm²

Step-by-step explanation:

area = (8x 4 x 4) + (4 x 4 x 2) = 160 cm²

5 0
3 years ago
Read 2 more answers
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