In a geometric series, find a1 if Sn = 16,200, r = 2, and n = 4. PLS HELP ASAP

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non-answer:

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sorry if this isnt what you're looking for i dont really understand the question

1 is c

2 is a

3 is a

step-by-step explanation:

the answer is c)8

step-by-step explanaction:

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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