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Soloha48 [4]
3 years ago
13

Subtract -7x^2+4x+2 from x^2-3

Mathematics
2 answers:
Elodia [21]3 years ago
7 0
The answer is -6x^2 - 4x - 5
Romashka [77]3 years ago
6 0
Separate like terms
rewrite
-7x^2-x^2+4x+2-3
no like terms with 4x
solve
-8x^2+4x-1 is the answer
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Please help me asap!!
Yuki888 [10]

Answer:

B, C, D, E

Step-by-step explanation:

I just substituted the pairs in so

14 = 6(3) - 4(1)

14 = 18 - 4

14 = 14 yes that works

let's try another pair just so you see

14 = 6x - 4y

14 = 6(-1) - 4(-5)

14 = -6 - (-20)

14 = 14 yes that works

14 = 6(1) - 4(-2)

14 = 6 - (-8)

14 = 14 yes that works

14 = 6(14) - 4(-4)

14 = 84 - (-16)

14 = 100 nope

14 = 6(4) - 4(2.5)

14 = 24 - 10

14 = 14 yes that works

8 0
2 years ago
Line segment AB has endpoints A(1, 4) and B(2, 8) . A dilation, centered at the origin, is applied to AB¯¯¯¯¯ . The image has en
kumpel [21]
To determine the scale factor of the dilation, we determine the distances between the endpoints of the two lines through the equation,
                            d = √(x₂ - x₁)² + (y₂ - y₁)²
 Substituting the known values.

Line Segment 1:     d = √(1 - 2)² + (4 - 8)²  = 4.123

Line Segment 2:     d = √(18 - 14)² + (12 - 1)² = 11.70

Dividing the answers will give us 0.352
7 0
3 years ago
Read 2 more answers
Please help with GEOMETRY!! And explain!!
JulijaS [17]

Answer:

The answer Is c. 13248 because i know

Step-by-step explanation:

I rather not

5 0
4 years ago
Josie read 246 pages of a book last month her older brother says he read about 3 to 4 times as many pages as Josie explain why 2
Lubov Fominskaja [6]

Answer:

2500 is not a reasonable estimate.

Step-by-step explanation:

We are given the following in the question:

Number of pages read by Josie = 246

Pages read by older brother = 3 to 4 times as many pages as Josie

If x represents the number of pages read by her brother, we can write:

3(\text{Pages read by Josie})\leq x \leq 4(\text{Pages read by Josie})

Putting values, we get,

3(246) \leq x \leq 4(246)\\738 \leq x \leq 984

Since, 2500 does not lie in this interval

738 \leq 2500 \nleq 984

Thus, 2500 is not a reasonable estimate for the number of pages that Josie's brother read.

8 0
3 years ago
What is the range of the following list of ordered pairs?<br> (-3, 2), (1, 5), (-2, 3)
dsp73
R= {2,5,3} Domain is the x values and Range is the y values.
6 0
3 years ago
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