exam Maths Puzzle Numerical Ability

Can you completely factor out the polynomial 2b^2-8b-3 or is it simply prime?

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exam Other Question

i need help with this badly. i just dont get it.

Write an open sentence involving absolute value.

cant do the number line, but on the number line its x<-5 or x>-1 Ed and Joe are playing war with a regular 520card deck. Ed has 8 less than twice the number of cards Joe has. Who's winning so far, and by how many cards?