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1 year ago

A student draws several cards from a deck of 10 unique cards.

Mathematics

1 answer:

egoroff_w [7]1 year ago

6 0

Answer:

There are 210 different ways that 4 cards can be drawn.

There are 252 different ways that 5 cards can be drawn.

There are 120 different ways that 7 cards can be drawn.

Step-by-step explanation:

Use the combination formula

10C4 =210

10C5 = 252

10C7 = 120

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Graph the following equation: y=2x+1

dybincka [34]

Answer:

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Step-by-step explanation:

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2 years ago

(x-2)e2/3=49<br><img src="https://tex.z-dn.net/?f=%28x%20-%202%29%20%5E%7B2%20%5Cdiv%203%7D%20%20%3D%2049%20" id="TexFormula1" t

fredd [130]

$\bf (x-2)^{2\div 3}=49\implies (x-2)^{\frac{2}{3}}=7^2\implies \stackrel{\textit{raising both sides by }\frac{3}{2}}{\left( (x-2)^{\frac{2}{3}} \right)^{\frac{3}{2}}=(7^2)^{\frac{3}{2}}} \\\\\\ (x-2)^{\frac{2}{3}\cdot \frac{3}{2}}=7^3\implies (x-2)^1=7^3\implies x=7^3+2\implies x=345$

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2 years ago

I need the answer please

Yuri [45]

Answer:

D - All rational numbers are integers.

Step-by-step explanation:

This is because integers is a subcategory of rational numbers, so there are other rational numbers that aren't integers.

3 0

3 years ago

Don’t know this one

tatiyna

Answer:

Step-by-step explanation:

The answer is B because in order for the square root of a number to be equal to another number, the answer squared should be the number under the square root.

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3 years ago

Read 2 more answers

Find the area simplify your answer

Alex787 [66]

Answer:

6x^2-8x-64

Step-by-step explanation:

the answer for solving a quadrilateral

is base times height

so the base is 2x-8 and the height is 3x+8

(2x-8)(3x+8)

expand

6x^2-8x-64

Hope that helps :)

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2 years ago