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Over [174]
3 years ago
12

Xsquared+ 12x what number should be added to make it a perfect square trinomial? 36,6,12,or 18

Mathematics
1 answer:
Sidana [21]3 years ago
4 0
18 is the answer im pretty sure if its wrong im sorry
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Write an expression for cos 68° using sine
Anettt [7]

Answer:

sin22°

Step-by-step explanation:

Using the cofunction identity

cos x = sin (90 - x), then

cos68° = sin(90 - 68)° = sin22°

8 0
3 years ago
Which one??? I need help. Be serious please
Talja [164]

Answer:

c

Step-by-step explanation:

10+12=22

=22^2

=484

4 0
3 years ago
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PLEASE HELP <br> WILL GIVE BRAINLIEST AND 5.0 STAR RATING
liq [111]

Answer:

6 units

Step-by-step explanation:

count 6 units up

6 0
2 years ago
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an arts academy requires there to be 6 teachers for every 132 students and 3 tutors for every 27 students . how many students do
Nina [5.8K]

Answer:

3

Step-by-step explanation:

The number of necessary tutors when you divide 27 into 72, is 2.6; therefore the necessary number of tutors is 3 because you can’t have .6 of a tutor. Hope this helps!

4 0
2 years ago
tongue tied sauces inc finds that the revenue in dollars from the sale of x bottles of barbeque sauce is given by
charle [14.2K]

Answer:

The answert is "$0.007 / bottle".

Step-by-step explanation:

Please find the complete question in the attachment file.

\to R(x) =7.5x^{0.7}

The  average income:

\to A(x) = \frac{R(x)}{x} =7.5 x^{-0.3}

The change rate on the average revenue:

\to A'(x) =7.5(-0.3)x^{-1.3}

when 81 bottles were produced , then the rate of change in average revenue

\to =A'(81)\\\\\to -0.007  \ / \ bottle

The average income  is decreasing at rate = $0.007 / bottle

4 0
2 years ago
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