Give Answer And Take Potins
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Answer:
iii) 3003
iv) 6435
Step-by-step explanation:
iii) n=15
r=10
n!/r!(n-r)!
=15! / 10! (15-10)!
= 15! / 10! × 5!
= 11 × 12 × 13 × 14 × 15/ 1 × 2 × 3 × 4 × 5
= 11 × 13 × 7 × 3
= 3003
iv)n=15 r = 8
n!/r!(n-r)!
= 15! / 8! (15-8)!
= 15! / 8! × 7 !
= 9×10×11×12×13×14×15/ 1×2×3×4×5×6×7
=9×10×11×13×14/4×7
= 9×5×11×13
=6435
MARK AS BRANLIEST!!!
Answered by
1
Answer:
Sorry for irrelevant answer
Hi mate
You are a mumbaikar too
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