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aev [14]
3 years ago
15

Which function describes this graph ?

Mathematics
1 answer:
Alik [6]3 years ago
8 0

Answer:

D

Step-by-step explanation:

The central line has to be at (-2;0) by the formula x=-b/2a

Only D provide proper coordinates for this criterion

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Mr. Gurung sold a bicycle for Rs 18,816 and made a profit of 12%. if he wants
LenaWriter [7]

Answer:

Rs. 23520

Step-by-step explanation:

Given that :

At 12% profit ; sales price = 18,816

At (12 + 3)% profit ; sales price = x

Hence,

0.12 = 18,816

0.15 = x

Cross multiply ;

0.12x = 0.15 * 18816

0.12x = 2822.4

x = 2822.4 / 0.12

x = 23520

Hence, sales price for a 3% increaa in profit should be Rs. 23520

5 0
2 years ago
This week, Sarah spent a total of 120 minutes studying. This total was 20 more
MrMuchimi

Answer:

She spent 25 minutes studying last week

Step-by-step explanation:

L = last week

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Subtract 20 from either side

100 = 4L

Divde either side by 4

25 = L

4 0
2 years ago
Determine the scale factor for triangle abc to triangle ab^ prime c^ prime a 20 ft 10 2 b. 10 c. 20 1/2
Sergio [31]

Answer: 2

Step-by-step explanation:

4 0
2 years ago
Y=x-3 and y=-3x+25 in substitution form
Vlad1618 [11]
(x-3)=-3x+25

Because we know that y=x-3 so we put that in place of y in the equation
8 0
3 years ago
(-2,+<img src="https://tex.z-dn.net/?f=%5Csqrt%7Bx%7D" id="TexFormula1" title="\sqrt{x}" alt="\sqrt{x}" align="absmiddle" class=
rewona [7]

(-2 = √x - 7)x² (calculate)

(-9 = √x)x² (remove the parantheses)

-9x² + √x x²

6 0
3 years ago
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