exam
Maths Puzzle
Numerical Ability
Will someone please help me solve this problem? It says factor:x^2+5x-36
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exam Other Question
Factor the following expressions completely:
a: x^2-2x-24
b: 2x^2y-32y
In a study of 4000 men who are 60 years old, 2600 were found to be grandfathers. Based on this data, what is the probability of a 60-year old man being a grandfather?