3 years ago

Please help me it’s due in 12 minutes also pls explain why

Mathematics

1 answer:

Lisa [10]3 years ago

3 0

Root 25 is the rational number as it equals 5

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What’s the difference please help

labwork [276]

Answer:

C: $-7ab \sqrt[3]{3ab^{2} }$

Step-by-step explanation:

Simplify or expand:

$2ab\sqrt[3]{192ab^{2} } - 5\sqrt[3]{81a^{4} b^{5} }$

Transform the expression:

$2ab\sqrt[3]{4^{3}*3ab^{2} }$ - $5\sqrt[3]{3^{3}*3a*ab^{3} b^{2} }$

Re-write

Multiply

Combine like terms.

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2 years ago

Amy drove to her Mother’s house, which is 204 miles away. If it took her 3 hours, what was her average speed mph?

lora16 [44]

Answer:

Step-by-step explanation:

204/3 = Avg MPH

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3 years ago

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Julli [10]

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3 years ago

I need help! Find the measure of all sides. Round to the nearest tenth.

Ivanshal [37]

Answer:

$let \: the \: angle \: be \: \alpha \\ \tan( \alpha ) = \frac{p}{b} \\ \tan(16.8) = \frac{2.7}{x} \\ x = \frac{2.7}{0.30 } \\ x = 9 \\ now \: by \: using \: pythagoras \: theorem \: \\ h = \sqrt{p {}^{2} } + b {}^{2} \\ h = \sqrt{ {2.7}^{2} } + {9 }^{2} \\ h = 9.396$

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2 years ago

What is “One third of the opposite of a number is less than 12?”

nirvana33 [79]

Answer:

$\frac{1}{3}(-x)$ <12

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3 years ago