3 years ago

6. Is the simplified form of 2 square root of 3 − 2 square root of 3 rational? (1 point) Yes No

Mathematics

1 answer:

Butoxors [25]3 years ago

6 0

Answer:

Step-by-step explanation:

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What is the product of (2x – 4) and (5x^2-2x+6)? Write your answer in standard form. Show your work.

Mashutka [201]

Answer:

10x^3-24x^2+20x-24

Step-by-step explanation:

(2x-4)(5x^2-2x+6)

10x^3-4x^2+12x-20x^2+8x-24

10x^3-24x^2+20x-24

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2 years ago

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Find the measure of DF

WITCHER [35]

Answer:

144 = arc DF

Step-by-step explanation:

Inscribed Angle = 1/2 Intercepted Arc

72 = 1/2 arc DF

Multiply by 2

2*72 = arc DF

144 = arc DF

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3 years ago

Which expression shows the correct way to expand (6x-6)^2?

jeka94

Answer:

$(6x -6)^{2} = (6x +6)(6x +6) = 36x^{2} -72x + 36$

Step-by-step explanation:

Even if I don't know the options I can give all the option that will be right for expending this. Just look at each step and see which one is one of the options.

$(6x -6)^{2} = (6x +6)(6x +6) = 36x^{2} -72x + 36$

5 0

3 years ago

Can you guys help me solve this!! If you can't, that 's ok. You tried.<br> Good luck!:)

Sonbull [250]

Answer:

x=7

ONQ=14

QNP= 121

Step-by-step explanation:

subtract 135 by 93 135-93= 42

add the variables together 2x+4x=6x

divide 42/6= 7

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4 years ago

What is the domain of f(x)=9-x^2

Sergeu [11.5K]

the domain of f(x)=9-x^2 is (-∞,∞), {x|x ∈r}

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3 years ago