Find the indicated term of the given geometric sequence. a^1 = 9, r = 2, n = 12a. 2178
c. 1296
b. 18432
d. 36863

Answers

Answer 1

Answer: an = a1*r^(n-1)
b12 = 9*2^(12-1) = 18432

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Twice the sum of 15 and a number

Answers

That can be expressed as, assuming x is the number, 2(x+15).

15 x 2 = 30 if thats what you're looking for

What is 7.86 x 10 to the negative 2nd power kL in dL?

Answers

So a kiloliter (kL) is 1000 liters, while a deciliter (dL) is 0.1 liters.

You have 0.0786kL, or 78.6L.

78.6L is equal to 786dL.

What is 4,967 divided by 68 with a remainder no decimals

Answers

4,967 divided by 68 = 3868

Hope I helped.

The answer would be 73 remainder 0 if rounded to one decimal place

Find three consecutive odd numbers whose sum is 303

Answers

$n;\ n+2;\ n+4-three\ consecutive\ odd\ numbers\n\nn+(n+2)+(n+4)=303\n\n3n+6=303\n\n3n=303-6\n\n3n=297\ \ \ \ /:3\n\nn=99\n\nAnswer:99;\ 101;\ 103.$

99 + 101 + 103 = 303

Decide whether there is enough information to prove that △WXZ≅△YZX using the SAS Congruence Theorem.A: yes; Because ZW≅XY, ∠W≅∠Y, and WX≅YZ, the two triangles are congruent by the SAS Congruence Theorem
B: yes; Because ZW≅XY, ∠W≅∠Y, and ZX≅XZ, the two triangles are congruent by the SAS Congruence Theorem.
C: no; There is one pair of congruent sides and one pair of congruent angles, but there is no other pair of congruent sides.
D: no; There are two pairs of congruent sides and one pair of congruent angles, but the angles are not the included angles.