Hello,
2k²-3k-9=0
==>k=3 or k=-3/2
Answer C two rational solutions.
Answer: f(2) = 5
Explanation: If f(x) - 4x - 3, then f(2) = 4(2) - 3 which simplifies to 5.
The chance is 50% because if there are 2 children the probability would be 1/2 or 50%.
They are adjacent and complementary.
Next to each other and add up to 90 degrees.
