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Hatshy [7]
2 years ago
12

(2x2 3+2)x(4x2 3-1/2)

Mathematics
2 answers:
Travka [436]2 years ago
6 0

Answer:

85.5

Step-by-step explanation:

Likurg_2 [28]2 years ago
6 0

Answer:

(2*2 3+2) * (4*2 3-1/2)

(4*5) * (8*3-0.5) = (8*2.5)

20*200

4000

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Expand this expression by using the distributive property. 4( -2g + 4 -3t)
Ilia_Sergeevich [38]

Answer:

-8g + 16 + 12t

Step-by-step explanation:

multiply 4 with -2g

multiply 4 with 4

multiply 4 with -3t

4 0
3 years ago
Solve the equation by factoring. 2x^2 + 15x + 25 = 0
Pepsi [2]

Answer:(2x+5)(x+5)=0

Step-by-step explanation:

2x^2+15x+25=0

Factorise we have

2x^2+10x+5x+25

(2x^2+10x)+(5x+25)=0

2x(x+5)+5(x+5)=0

(2x+5)(x+5)=0

7 0
3 years ago
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Find the length of the third side. If necessary, round to the nearest tenth.
NikAS [45]

Use the Pythagorean theorem

Side = sqrt(8^2 - 6^2)

Side = sqrt(64-36)

Side = sqrt(28)

Side = 5.29

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7 0
3 years ago
Read 2 more answers
(If this question is easy, I am just horrible with percentages, lol :p)
Sati [7]
55% of 20 is 11. the answer is 20
5 0
3 years ago
-8xc = 1 solve for x
Nastasia [14]

Answer:

[-8c]⁻¹ = x

Step-by-step explanation:

-8xc = 1

____ ___

-8c -8c

x =   - \frac{1}{8c}  \\  \\ or \\  \\ x = ({ -8c})^{-1}

This, according to the Negative Exponential Rule [Reverse], is how you write this as a rational exponent. You bring the denominator to the numerator while ALTERING THE INTEGER SYMBOL FROM POSITIVE TO NEGATIVE:

b⁻ⁿ = 1\bⁿ

I am joyous to assist you anytime.

3 0
3 years ago
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