Answer:
first one
Step-by-step explanation:
Answer:
x^3y^2
Step-by-step explanation:

Answer:
7920
Step-by-step explanation:
12C3 × 9C2
= 220×36
= 7920
The answer I believe is D. BC is congruent to DF
Answer: 3 (first choice)
A power to a power gives a multiplication of powers, e.g.,
(7¹⁰)² = 7²⁰
So the left side is 7²⁰ / 7⁴ and we divide the top and bottom by 7 get we
(7¹⁰)² / 7⁴ = 7²⁰ / 7⁴ = 7¹⁹ / 7³
We compare that to the right side 7¹⁹ / 7ˣ and it's clear x=3.