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3 years ago

8

What is the value of the function when x = 2? y=

1 answer:

serious [3.7K]3 years ago

8 0

Is y also the number 2?

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Simplify (square root 2)( square root of 2^3)

steposvetlana [31]

Answer:

$\large\boxed{(\sqrt2)(\sqrt{2^3})=4}$

Step-by-step explanation:

$(\sqrt2)(\sqrt{2^3})\qquad\text{use}\ \sqrt{ab}=\sqrt{a}\cdot\sqrt{b}\\\\=\sqrt{2\cdot2^3}\qquad\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=\sqrt{2^{1+3}}=\sqrt{2^4}\\\\(1)=\sqrt{2^{2\cdot2}}\qquad\text{use}\ (a^n)^m=a^{nm}\\\\=\sqrt{(2^2)^2}\qquad\text{use}\ \sqrt{a^2}=a\ \text{for}\ a\geq0\\\\=2^2=4\\\\(2)=\sqrt{2\cdot2\cdot2\cdot2}=\sqrt{16}=6\ \text{because}\ 4^2=16$

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3 years ago

A car rents for $35 per day plus 18cents¢ per mile. you are on a daily budget of $71. what mileage will allow you to stay with

Butoxors [25]

200 miles
$71-$35=$36 left in budget
$36/.18 per mile= 200 miles

6 0

3 years ago

What’s the right answer ?

hoa [83]

Answer:

c

Step-by-step explanation:

Graph each side of the equation. The solution is the x-value of the point of intersection.

equals =1.25256565

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3 years ago

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Write the exact value of 0.428x2.75

bonufazy [111]

the exact value of 0.428x2.75 is 1.177, in order to get this you multiply both number with each other.

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3 years ago

A graph has time (hours) on the x-axis and Total costs (dollars) on the y-axis. Points are at (4, 52), (5, 60), (6, 68) and (7,

tatuchka [14]

Answer:

$8.00

Step-by-step explanation:

.

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3 years ago

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