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Contact [7]
3 years ago
14

Evaluate the given expression when x = -4 and y = -1 3x^2 - xy + 2y ^2

Mathematics
1 answer:
Inessa [10]3 years ago
7 0

Answer:

46

Step-by-step explanation:

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Easy Buy Company gave out 7 DVD's to each of their employees as gifts. There were
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Easy Buy Company gave out 224 DVD’s

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4 years ago
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A cell phone provider offers a plan that costs ​$40 per month plus ​$0.10 per text message sent or received. A comparable plan c
son4ous [18]

Answer:

200 messages

Step-by-step explanation:

Let m = number of messages.

Plan A: 0.1m + 40

Plan B: 60

0.1m + 40 = 60

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m = 200

Answer: 200 messages

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2 years ago
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Need help with this
steposvetlana [31]

Answer:

Choice 4

Step-by-step explanation:

The y-intercept if this equation would be (0,4)... making 4 the closest answer choice

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3 years ago
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I need to know what the volume of a cylinder is and leave my answer in terms of pi
stepan [7]

Answer:

V=128π

Step-by-step explanation:

V=πr^2h

V=π*4^2*8

V=π*16*8

V=128π

3 0
4 years ago
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8 people have to give a presentation in class today how many different orders can they speak in
kaheart [24]

Answer: 40,320

Step-by-step explanation:

By Permutation,

The number of arrangements for n things is given by n!.

[Here order matters]

Given: Number of people will give a presentation in class  =8

Then, the number of different orders = 8!

= 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1

= 40320

Hence,  the number of different orders = 40,320

5 0
3 years ago
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