2 years ago

Select the correct answer.

Mathematics

1 answer:

OLga [1]2 years ago

6 0

Answer:

The answer is c.

This is because when it rotates a 180 degrees around its center it maps a parallelogram on to itself.

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For what value of x is the rational expression below undefined?

Blizzard [7]

Answer: The expression is undefined for x=4 and x=5.

The expression is undefined for any x that makes the denominator 0. This leads to solving a quadratic equation:

$\frac{x+3}{x^2-9x+20}\\x^2-9x+20\neq 0\\x_{1,2}\neq\frac{9\pm\sqrt{9^2-80}}{2}=\frac{9\pm1}{2}\\x_1\neq4\\x_2\neq5$

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3 years ago

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What's 4/5 times 3/11 times 1/4

sleet_krkn [62]

I think it is 0.05 but i do if it is right your welcome if it is wrong I'm sorry

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3 years ago

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2x - 2y = -8 x + 2y = -1 (-3,1) O (-14, 1) (0,4) (1,5)

trasher [3.6K]

Answer:

2x - 2y = -8

x + 2y = -1

3x = -9

x = -3

-3 + 2y = -1

2y = 2

y = 1

(-3, 1) is the solution

Step-by-step explanation:

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2 years ago

Natalia has $54. She earns some money. She spends $37. Natalia ha 62 left. how much did she earn

Leni [432]

Answer:

54-37=17

then

62-17= 45

Therefore, Natalia earned $45.

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1 year ago

What are the coordinates of this point?

jonny [76]

Answer:

(-3,6)

It is -3 on the x line and 6 on the y.

Hope this helps!

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2 years ago

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