3 years ago

Simplify the following. - (3z)2

Mathematics

2 answers:

Sedaia [141]3 years ago

4 0

Answer:

-6z

Step-by-step explanation:

(3z)2=6z

Add the negative

-6z

vodomira [7]3 years ago

4 0

Answer:

-(3z)2

distribute the -

-3z*2

Step-by-step explanation:

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Kryger [21]

There is a 47% decrease in Jane's closet space.

Step-by-step explanation:

Old measurement of closet = 66 square feet

New measurement of closet = 34.98 square feet

Change = New value - Old value

Change = 34.98 - 66 = -31.02 square feet

The negative sign indicates the decrease.

Decrease percent = $\frac{Change}{Old\ value}*100$

$Decrease\ percent=\frac{31.02}{66}*100 = \frac{3102}{66}\\Decrease\ percent=47\%$

There is a 47% decrease in Jane's closet space.

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Step-by-step explanation:

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2 years ago

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Evgesh-ka [11]

Answer:

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Step-by-step explanation:

we know that standard equation of parabola y²= 4x or x² = 4y .

So option (B) is correct .

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