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Oliga [24]
3 years ago
8

The recursive formula for a geometric sequence is: a = 4 an=an-1×3 What is the 3rd term of this sequence?​

Mathematics
1 answer:
timama [110]3 years ago
5 0

Answer:

36

Step-by-step explanation:

a1 = 4

an=an-1 *3

a2 = a1 *3 = 4*3 = 12

a3 = a2*3 = 12*3 = 36

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Fynjy0 [20]

Answer:

Option B is correct.

\triangle RST \cong \triangle TUR  

Step-by-step explanation:

Given: RSTU is a parallelogram.

By definition of parallelogram, two pairs of opposite sides are congruent in length.

⇒TU \cong RS and TS \cong RU

In triangle RST and  triangle TUR

RS \cong TU  [Side]  

TS \cong RU  [Side]

RT \cong RT   [Common side]

SSS(Side-Side-Side) postulates states that if three sides of one triangle are congruent to three sides of other triangle, then the triangles are congruent.

then, by SSS postulates we have;

\triangle RST \cong \triangle TUR    


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3 years ago
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Answer:

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Step-by-step explanation:

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The third answer is also proportional, because the line goes through the origin.

The fourth answer isn't proportional, because the ratios aren't equivalent.

5 0
3 years ago
I need help completing this answer are you available
melomori [17]

Answer:

Step-by-step explanation:

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Step-by-step explanation:

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