Answer:
19. c 20.b
Step-by-step explanation:
Answer:

Step-by-step explanation:
The formula for the nth term of a geometric sequence is
aₙ = a₁rⁿ⁻¹
In your geometric sequence, a₁ = 4 and a₁₃ = 16 384.

Check:

It checks.
Answer:
Answer: 25%
Step-by-step explanation:
Convert fraction (ratio) 75 / 300 Answer: 25%
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Answer:
25.157
Step-by-step explanation:
28-2.843=25.157
Answer:
9/15 = 3/5 (simplified)
Step-by-step explanation:
In a right triangle, the cosine is the ratio of the adjacent side to the hypotenuse:

The adjacent side is the side that makes up the angle but is not the hypotenuse.
I'm assuming the answer box should ask for cos(theta) rather than cos(x).