exam Maths Puzzle Numerical Ability

Two cards are drawn from a standard deck of cards. Find the probability that a king or a red card is drawn.

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exam Other Question

4z to the power of 3 - 18z to the power of 2 - 10z




2p - 6q + pq - 3q to the power of 2
I need help simplifying mixed quotients.
Simplify the complex fraction. 9+3/x
_________

x/4+ 1/12