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Romashka [77]
3 years ago
6

What are the values of the function y=-2 x-4 for x=0,1,2,3

Mathematics
1 answer:
iragen [17]3 years ago
7 0

Answer:

read description

Step-by-step explanation:

y=-2(0)-4    ANSWER: y=-4

y=-2(1)-4     ANSWER: y=-6

y=-2(2)-4    ANSWER: y=-8

y=-2(3)-4    ANSWER: y=-10

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A ladder leans against the side of a house. The angle of elevation of the ladder is 68° when the bottom of the ladder is 16 it f
choli [55]

Answer:

The length of the ladder  = 6.5077 ft

Step-by-step explanation:

Given A ladder leans against the side of a house

Given the angle of elevation of the ladder is 68° when the bottom of the ladder is 16 ft from the side of the house

Let 'C' be the point of observation.

Given CA= 16 ft

 From right angle triangle

     

     

     x = 16 × cos 68°

    x = 16 × 0.4067

    x = 6.5077

  x = 6.5 ft

The length of the ladder = 6.5 ft

8 0
3 years ago
Is this correct? pls be sure of yourself. if you arent, pls check
Elza [17]

Answer:

Yes It Is.

Step-by-step explanation:

8 0
3 years ago
If a and b are positive constants and if a(x-y) = b(y-x), what is the value of the ratio of x/y?
Mekhanik [1.2K]

Answer: x/y=1

Step-by-step explanation:

a(x-y)=b(y-x)

(a+b)x=(a+b)y

x/y=1 ans

hope this helps

8 0
3 years ago
How do I solve this????<br><br> Simply the following 3 2/7 + 2 3/14 + 4 3/7.
IrinaVladis [17]
It will be
3 4/14+2 3/14+4 6/14=9 13/14
8 0
3 years ago
What is -2 sqrt 50 - sqrt 125 in simplest radical form
Gnoma [55]

Answer:

- 10√2 - 5√5

Step-by-step explanation:

- 2√50

√50 = √( 2 x 5 x 5 ) = 5√2

- 2√50

= - 2 x 5√2

= - 10√2

- √125

= - √( 5 x 5 x 5 )

= - 5√5

- 2√50 - √125

= - 10√2 - 5√5

6 0
2 years ago
Read 2 more answers
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