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3 years ago

Perform the operation 3/a^2+2/ab^2

Mathematics

1 answer:

Alja [10]3 years ago

4 0

Answer:

Step-by-step explanation:

Least common denominator = a²b²

$\frac{3}{a^{2}}+\frac{2}{ab^{2}}=\frac{3*b^{2}}{a^{2}*b^{2}}+\frac{2*a}{ab^{2}*a}\\\\=\frac{3b^{2}}{a^{2}b^{2}}+\frac{2a}{a^{2}b^{2}}\\\\=\frac{3b^{2}+2a}{a^{2}b^{2}}$

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Which system of linear inequalities is represented by the

Alex17521 [72]

Answer:

The answer is "y > x-2 and y < x + 1"

Step-by-step explanation:

In the given question the last choice, that is "y > x-2 and y < x + 1" which can be defined in the following diagram.

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3 years ago

Theo can paint a fence three times as fast as his sister can. Working together, they can paint a fence in 9 hours. How many hour

Deffense [45]

Answer:

12 hours

Step-by-step explanation:

Let Theo's siste can paint a fence in x times

Given.

Theo can paint a fence three times as fast as his sister can. Working together, they can paint a fence in 9 hours.

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3 years ago

Are both students earning the same amount of money per hour? Show your work to justify your answer.

krok68 [10]

Answer:

No, Jimmy is earning $5 per hour while Amanda is earning close to $6.66 per hour.

Step-by-step explanation:

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3 years ago

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The grocery store sells kumquats for $4.50 a pound and Asian pears for $4.00 a pound. Write an equation in standard form for the

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3 years ago

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If 7m = 35, then 7m + 4 = 35 + 4<br> NAME THE PROPERTY

Reptile [31]

The property that is applied in $7m+4=35+4$ is addition property of equality

Given :

$If \; 7m=35, then \; 7m+4=35+4$

From the above equation we can see that 4 is added at the both sides of the equation .

we can add same number at the both sides of the equation to balance the equation . That is called as addition property of equality

Here , 4 is added on both sides of the equality to balance the equation .

So , addition property of equality is applied .

Learn more : brainly.com/question/24214650

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3 years ago