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KiRa [710]
2 years ago
13

Someone plz help with 2 execises

Mathematics
1 answer:
denis-greek [22]2 years ago
3 0

Answer:

see explanation

Step-by-step explanation:

(6x^3 - 12x^2 + 4x): (-2x) + (12x^4 -8x^3): (-4x^3) = -3x * (x - 1)

(x + y)(x + 2y) + \frac{1}{2}(x + y) -3x^3y(1+y^2): x^2 = \frac{2x^2 - 6xy^3 + x + 4y^2 + y}{2}

hope this helps.

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A man bought an article for #50,000, and sold it for #35,000. what is the percentage lost
Lyrx [107]

Answer:

30%

Step-by-step explanation:

Percentage loss is calculated as

\frac{loss}{original} × 100%

loss = 50000 - 35000 = 15000, thus

percent loss = \frac{15000}{50000} × 100% = 30%

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3 years ago
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When we take a census, we attempt to collect data from (a) a stratified random sample. (b) every individual selected in an SRS.
likoan [24]

Answer:

The answer is "Option C".

Step-by-step explanation:

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Jay has $8. he wants to buy a book for $7.50. the sales tax is 6%. does he have enough money? explain your reasoning.
antoniya [11.8K]
Yes he does.

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8 0
3 years ago
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salantis [7]

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Step-by-step explanation:

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B. -5yz+yz=-4yz

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