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1 year ago

HELP PLEASE!

Mathematics

1 answer:

FromTheMoon [43]1 year ago

7 0

Answer:

Step-by-step explanation:

67 because 9 tims one e67

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(- 38)(+38) i will give brainllest

OleMash [197]

Answer:

the answer is 0

Step-by-step explanation:

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3 years ago

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Simplify: (2^2 + 3^4)−^2

Lisa [10]

$\bf ~\hspace{7em}\textit{negative exponents} \\\\ a^{-n} \implies \cfrac{1}{a^n} ~\hspace{4.5em} a^n\implies \cfrac{1}{a^{-n}} ~\hspace{4.5em} \cfrac{a^n}{a^m}\implies a^na^{-m}\implies a^{n-m} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ (2^2+3^4)^{-2}\implies (4+81)^{-2}\implies 85^{-2}\implies \cfrac{1}{85^2}\implies \cfrac{1}{7225}$

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3 years ago

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Will mark the brainliest

Sati [7]

Answer:

B. $60x^8$

Step-by-step explanation:

$4x^2\sqrt{5x^4} \cdot 3\sqrt{5x^8} =$

$= 4x^2 \times 3 \sqrt{5x^4 \times 5x^8}$

$= 12x^2 \sqrt{25x^{4+8}}$

$= 12x^2 \sqrt{25} \sqrt{x^{12}}$

$= 12x^2 \times 5 \times x^6$

$= 60x^8$

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2 years ago

5x + (1x+6)= 78<br> BARDZO POTRZEBUJĘ

kifflom [539]

Answer: x = 12

Step-by-step explanation:

1. add 5x + 1x which will equal 6x so now your equation is: 6x + 6 = 78

2. subtract 6 from 78 to get 72: 6x = 72

3. divide 72 by 6x to get your answer 12

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3 years ago

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A food pantry is making packages. Each package weighs 64 pounds. Each of their packages contains 4 identical bags of rice and a

Vinil7 [7]

Answer:

64 = 4x + 7 Each bag of rice weighs 14.25 pounds.

Step-by-step explanation:

Each package is 64 pounds, which give us one side of the equal sign. The other side is ehre we make the 64 pounds. There is one 7 pound bag of beans, and four equal bags of rice. To find the pounds per bag of rice, we do 64-7 to get 57, then 57/4 to get 14.25

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3 years ago