3 years ago

HELP 18 POINTS PLEASEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

Mathematics

1 answer:

Montano1993 [528]3 years ago

3 0

Answer:

The second one if that how to answer.

Step-by-step explanation:

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The function f(x) = −x2 + 16x − 60 models the daily profit, in dollars, a shop makes for selling candles, where x is the number

castortr0y [4]

I wrote it out on paper and uploaded the answer for you. Let me know if you have any questions.

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3 years ago

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please help me and explain. what is the value of <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7Bx%7D%7By%7D%20" id="TexFormula1"

rosijanka [135]

$\frac{28}{x^2} = \frac{7}{xy}$
multiplying both sides by x^2
$28=\frac{7x^2}{xy}$
simplifying
$28= \frac{7x}{y}$
dividing by 7
$\frac{28}{7}= \frac{x}{y}$

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3 years ago

(a) Christine received 70 dollars.<br> Write a signed number to represent this change.

allochka39001 [22]

70 or +70
To represent a positive integer

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2 years ago

amina bought an air cooler for a AED 3300 including VAT of 5% find the price of the air cooler before VAT was added

wlad13 [49]

Answer:

$3142.86

Step-by-step explanation:

3300 --> 105%

x --> 100%

criss cross method

x=330000/105

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2 years ago

Is 3, -3, 3, -3 a geometric sequence

harina [27]

Answer:

Step-by-step explanation:

yes it is a geometric sequence

a1=3

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3 years ago