Answer:
Part 1)
Part 2)
Step-by-step explanation:
Part 1) we have
----> equation A
----> equation B
substitute equation B in equation A
Applying property of exponents
therefore
Part 2) we have
----> equation A
----> equation B
substitute equation B in equation A
Applying property of exponents
simplify
therefore
The number of terms in the binomial expansion of (3x-5)^9 is 10
Answer:
68%
Step-by-step explanation:
17% × 4
68%