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3 years ago

14

Rewrite the equation by completing the square.2xE2+7x+6=0

1 answer:

kodGreya [7K]3 years ago

8 0

Answer:

(X+7/4)=1/16

Step-by-step explanation:

.

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For each sequence write an explicit formula 96,48,24,12,6

STALIN [3.7K]

$a_1=96;\ a_2=48;\ a_3=24;\ a_4=12;\ a_5=6\\\\a_1=a_2:2\to96:2=48\\a_2=a_3:2\to48:2=24\\a_3=a_2:2\to24:2=12\\a_4=a_3:2\to12:2=6\\\\therefore\\\\a_n=96:2^{n-1}=\frac {96}{2^{n-1}}\\\\check:\\a_1=\frac{96}{2^{1-1}}=\frac{96}{1^0}=96\\a_2=\frac{96}{2^{2-1}}=\frac{96}{2^1}=\frac{96}{2}=48\\a_3=\frac{96}{2^{3-1}}=\frac{96}{2^2}=\frac{96}{4}=24\\\vdots$

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3 years ago

During math class, Erik draws a circle with a compass. The circle has a radius of 3 inches. What is the circle's diameter?

sleet_krkn [62]

Answer: 6 inches

Step-by-step explanation:

The diameter is double the radius

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As of 2009, the highest temperature ever recorded in Tennessee was 450 C . Find the corresponding Fahrenheit temperature.

nikitadnepr [17]

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From a top of a building 20 m high if the angle of elevation top of a vertical pole is 30 degree.and the angle of depression of

Delvig [45]

Answer:

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Step-by-step explanation:

Please kindly see the attached for explanation

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3 years ago