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vekshin1
3 years ago
15

Given the function: f(x) = 2x2 - 3x + 8, find f(-2). A) -22 B) -11 C) 11 D) 22

Mathematics
2 answers:
Elenna [48]3 years ago
8 0
I think the answer would be a
NikAS [45]3 years ago
8 0

Answer:

the answer is D (22)


Step-by-step explanation:


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What are the vertices of A'B'C' if ABC is dilated by a scale factor of 1/3?
Nataly_w [17]

Answer:

the answer is D (^_^ ) hope this helps

Step-by-step explanation:

7 0
3 years ago
The quotient of two less than a number and five is eight
postnew [5]

Answer:

The number is 42.

Step-by-step explanation:

Let x be the unknown number.

"two less than a number" is x - 2

Quotient means the result of a division.

(x - 2)/5 = 8

Multiply both sides by 5.

x - 2 = 40

Add 2 to both sides.

x = 42

Answer: The number is 42.

Check.

Start with 42. 2 less than 42 is 40. The quotient of 40 and 5 is 40/5 which is 8. The answer is correct.

5 0
3 years ago
If I varies inversely with R and I = 0.25 when R = 18, which equation should be used to show this relationship?
pashok25 [27]
Inverse relationships are of the form xy=k or if you prefer  y=k/x so to find the constant we can say:

18(0.25)=k=4.5

So you could say: IR=4.5 or I=4.5/R
7 0
3 years ago
How do I do this????
statuscvo [17]
3,107\div 350\approx8.9

So she need at least 9 cans.
5 0
3 years ago
Read 2 more answers
A radio disc jockey has 8 songs on this upcoming hour's playlist: 2 are rock songs, 2 are reggae songs, and 4 are country songs.
JulsSmile [24]
P(Reggae) = 1/4
P(Rock) = 1/4

Probability of one after the other is 1/4 × 1/4 = 1/16
4 0
3 years ago
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