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Licemer1 [7]
3 years ago
5

Write the absolute value function as a piecewise function f(x)=7|x|

Mathematics
1 answer:
Evgesh-ka [11]3 years ago
7 0

Answer:

10x<9x>=-3

Step-by-step explanation:

6x +4x <-3 (5x-8>=-3

10x<-3(-3x>=-3

multiple the bracket by -3

10x<9x>-3

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What is the slope of a line that is perpendicular to the line whose equation is 3x+2y=6 3 x + 2 y = 6 ?
Tanzania [10]

Answer:

The slope of the line perpendicular to the given line is 2/3

Step-by-step explanation:

step 1

Find the slope of the given line

we have

3x+2y=6

isolate the variable y

2y=-3x+6

y=-(3/2)x+3

The slope of the given line is m=-(3/2)

step 2

Find the slope of the line perpendicular to the given line

Remember that

If two lines are perpendicular, their slopes are opposite reciprocal of each other ( the product of their slopes is equal to -1)

so

m1*m2=-1

we have

m1=-3/2

so

m2=2/3

therefore

The slope of the line perpendicular to the given line is 2/3

6 0
3 years ago
Evulate a^2 - b^2 if a=4 and b= -2
Helen [10]

Answer:

20

Step-by-step explanation:

4^2 = 16

-2^2 =-4

16 -(-4) =20

8 0
4 years ago
8 times 2 = ?<br> :&gt; plz halp<br> First to answer gets brainliest :&gt;
creativ13 [48]

Answer:

the answer is 16hope this helps

Step-by-step explanation:

brainlest plz

5 0
3 years ago
If you start at 89 degrees and it decreases 5% each hour what would it be at in 3 hours
PSYCHO15rus [73]

Answer:

A = 76.3 degrees after 3 hours

Step-by-step explanation:

An exponential function is needed here:

A = P(1 - 0.05)^3, where this (1 - 0.95) reflects a DECREASE of 5%/hour.

Then:  A = (89 degrees)(0.95)^3, or

           A = 76.3 degrees after 3 hours

6 0
3 years ago
Write an algebraic expression or equation to represent each word phrase.
LuckyWell [14K]

Answer:

n/12 = 20

Step-by-step explanation:

quotient is the answer of dividing

so

n/12 = 20

3 0
3 years ago
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