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Tatiana [17]
3 years ago
15

Work out the answers

Mathematics
1 answer:
antiseptic1488 [7]3 years ago
6 0

a)200

b)120

c)410

d)37.3

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What are the x and y-intercepts of the line described by the equation?
Ira Lisetskai [31]

Answer:

x-intercept = 6.2 , y-intercept = 3.1

Step-by-step explanation:

First turn 2x + 4y = 12.4 to slope-intercept form (y = mx + b) where m is slope and b is y-intercept.

Subtract 2x on both sides to move it to the other side, and get 4y by its self. Now it looks like 4y = -2x + 12.4 (since 2x and 12.4 aren't like terms, you wouldn't combine them).

Next, divide 4 on both side to get rid of it, and to get y by its self. Now you'll have

y = -2/4 x + 3.1 (since 12.4 can be divided by 4, that's how you get 3.1). You can already tell, just by looking at

y = -2/4 x + 3.1 , that the y-intercept is 3.1

Now we graph, to find out what the x-intercept is. I did it for you above.⤴⤴⤴

8 0
2 years ago
PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!
Mama L [17]

(a-b)^2=a^2-2ab+b^2

x^2-10x+27=0\ \ \ \ |-27\\\\x^2-10x=-27\\\\x^2-2\cdot x\cdot5+27=0\ \ \ |+5^2=25\\\\x^2-10x+25=-27+25

5 0
3 years ago
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If the measure of arc AB is 45 degrees and the radius is 12 meters, what is the arc length of arc AB?
dalvyx [7]

Answer:

9.42 m

Step-by-step explanation:

Arc AB = 2πr x (45/360)

           = (2 x 3.14 x 12) / 8

           = 9.42

3 0
3 years ago
Is 3x+ 2y=4 a function
ololo11 [35]

Answer:

Yes, it is a function.

Step-by-step explanation:

5 0
3 years ago
Which is bigger -6 or -8
Alisiya [41]
Answer is -6. Whatever number is closer to 0 when negative will always be bigger. Good luck!
7 0
3 years ago
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