Number and Algebra
Functions
Geometry & Trigonometry
Statistics & Probability
Calculus
Compute (73)\binom{7}{3}(37).
Evaluate (102)\binom{10}{2}(210).
Find the value of (151)+(1514)\displaystyle \binom{15}{1}+\binom{15}{14}(115)+(1415).
Find the value of (100)+(101)\binom{10}{0} + \binom{10}{1}(010)+(110).
Evaluate (125)(127)\dfrac{\binom{12}{5}}{\binom{12}{7}}(712)(512).
Compute (2018)\binom{20}{18}(1820).
Evaluate (304)−(294)\displaystyle \binom{30}{4}-\binom{29}{4}(430)−(429).
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Question Type 5: Solving simpler world problems involving combinatoric functions