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2 years ago

Solve. solve this question if you are intelligent

Mathematics

1 answer:

ASHA 777 [7]2 years ago

3 0

Answer:

(a) 0 (b) 1^2

Step-by-step explanation:

photo number 1 is answer for question 2(a)

photo number 2 is answer for question 2(b)

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3 years ago

Topic: Finite Geometric Sums what is the value of ..

kobusy [5.1K]

$\bf \sum\limits_{i=a_1}^{a_n}\ a1\cdot (r)^{n-1}\iff S_n=a_1\left( \cfrac{1-r^n}{1-r} \right)\qquad 
\begin{cases}
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n=n^{th}\ term
\end{cases}\\\\
-----------------------------\\\\

\begin{array}{llll}
\sum\limits_{i=1}^{3}\ &4\cdot \left( \frac{1}{2} \right)^{i-1}\\
&\uparrow \quad \uparrow \\
&a_1\quad r
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3 years ago

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Serggg [28]

9514 1404 393

Answer:

(b) y/6 = 7/5.25

Step-by-step explanation:

Clockwise from the obtuse angle, the side ratios are ...

Fig I : Fig II

4.2 : 3.15

y : 6

7 : 5.25

6 : x

4 : 3

A true proportion will have corresponding parts of these ratios in corresponding places. The only true proportion listed is ...

$\dfrac{y}{6}=\dfrac{7}{5.25}$

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3 years ago

Solve. solve this question if you are intelligent ​

Solve. solve this question if you are intelligent