3 years ago

Simplify the expression. 3 (15- 3)² - 4 ]

Mathematics

1 answer:

Jet001 [13]3 years ago

5 0

Answer:

428.

Step-by-step explanation:

Work is in picture

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IceJOKER [234]

Answer:

1. 7^(x-y)

2. z^5x^y

Step-by-step explanation:

The applicable rule of exponents is ...

(a^b)/(a^c) = a^(b-c)

$\dfrac{7^x}{7^y}=\boxed{7^{x-y}}$

$\dfrac{z^{10}x^y}{z^5}=x^yz^{10-5}=\boxed{z^5x^y}$

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3 years ago

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MakcuM [25]

Answer:

Step-by-step explanation:

The Y-intercept is -3.

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2 years ago

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Yesterday your bus ride to school took 10 minutes. Today your bus ride took 12 minutes. What is the percent of change?

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The percent of increase from 10 to 12 is 20 %. 10 x 1.2 = 12.

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5(2x-8) in distributive property

babunello [35]

Answer:

10x-40

Step-by-step explanation:

5 times 2x minus 40 works because of the distributive property

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3 years ago

I need help, please because i don't understand this

maw [93]

Answer:

C. 2x + 6

Step-by-step explanation:

After doing synthetic division (see attached), you get 2, 6, and 0, corresponding to the answer 2x + 6.

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