3 years ago

Determine the direction that this parabola opens y=-4x^2-8x-13

Mathematics

1 answer:

Mazyrski [523]3 years ago

4 0

Answer:

The direction that the paraboa y=-4x^2-8x-13 open is

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2sinx-1= 0 Pls help me solve

Pani-rosa [81]

Answer:

x = 30°

Step-by-step explanation:

2sinx - 1 = 0

2sinx = 1

sinx = 1/2

x = 30°

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Step-by-step explanation:

The x decreases by -1 and the y decreases by -5 .

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Answer:

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Step-by-step explanation:

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A line with a slope of 6 passes through the points (8,h) and (5,

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$\bf (\stackrel{x_1}{8}~,~\stackrel{y_1}{h})\qquad (\stackrel{x_2}{5}~,~\stackrel{y_2}{-8}) \\\\\\ slope = m\implies \cfrac{\stackrel{rise}{ y_2- y_1}}{\stackrel{run}{ x_2- x_1}}\implies \cfrac{-8-h}{5-8}=6\implies \cfrac{-8-h}{-3}=6 \\\\\\ -8-h=-18\implies -8+18=h\implies 10=h$

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3 years ago

Write absolute value of the following rational number -6/11 , 15/21 , -9 , -21/-37 , 31/-54

Dahasolnce [82]

Answer:

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Step-by-step explanation:

Absolute value is when you determine the distance between a value and zero . Since you will always have a positive distance, your absolute values are positive as well.

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