3 years ago

Please help me with the question below

Mathematics

1 answer:

Nesterboy [21]3 years ago

5 0

The answer is the last one! Gl

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Simplify: (2x – 3)2 4x2 + 9 4x2 – 12x + 9 4x2 – 12x + 6 4x2 – 6

Alexxandr [17]

Answer:

$4x^2-12x+9$

Step-by-step explanation:

we have

$(2x-3)^2$

we know that

$(a-b)^2=a^2-2ab+b^2$

In this problem

$a=2x\\b=3$

substitute in the formula

$(2x-3)^2=(2x)^2-2(2x)(3)+(3)^2$

$(2x-3)^2=4x^2-12x+9$

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3 years ago

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Please help me pleasssseeee <3

Sophie [7]

Answer:

1st ans

(8x+19)=(9x+9)(vertically opposite angle)

19-9=9x-8x

x=10

2nd ans

(3x-31)=(x+59)(exterior alternate angle)

3x-x=59+31

2x=90

x=90/2

x=45

3rd ans

(5x-33)+(6x+4)=180(straight angle )

11x-29=180

11x=180+29

x=209/11

x=19

8 0

3 years ago

I just need yall help ... {:

KonstantinChe [14]

Answer:C

Step-by-step explanation:

The answer is C because the minimum is 33 and the maximum is 51. The first quartile is 33. THE SECOND QUATILE IS 39 and the 3rd quartile is 47.

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3 years ago

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Will give u brainliest if i get it write hurry!!!

Liono4ka [1.6K]

Answer:

c trust me

and well i just did that 20 mins ago

6 0

3 years ago

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Given C is the midpoint of BD.

Nataly_w [17]

Answer:definition of midpoint, angle BCA is congruent to angle DCA

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3 years ago