More Pascal’s triangle expansions (HSC SSCE Mathematics Extension 1): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What starts and ends each row in Pascal's Triangle?
What starts and ends each row in Pascal's Triangle?
1
How is a middle number in Pascal's Triangle found?
How is a middle number in Pascal's Triangle found?
Sum of two
What does the binomial coefficient nCr represent?
What does the binomial coefficient nCr represent?
Coefficient in expansion
What is the sum of the nth row in Pascal's Triangle?
What is the sum of the nth row in Pascal's Triangle?
2^n
What is the expansion of (2 + x)^3?
What is the expansion of (2 + x)^3?
8 + 12x + 6x^2 + x^3
What is the coefficient of x^2 in (3 - x)^3?
What is the coefficient of x^2 in (3 - x)^3?
9
How do you calculate nCr?
How do you calculate nCr?
n! / (r!(n-r)!)
What is the 5th row of Pascal's Triangle?
What is the 5th row of Pascal's Triangle?
1, 5, 10, 10, 5, 1
What is the pattern in Pascal's Triangle?
What is the pattern in Pascal's Triangle?
Symmetry
What is the coefficient of x^3 in (x + y)^7?
What is the coefficient of x^3 in (x + y)^7?
35