1. How did you determine whether the given expression is a perfect square trinomial?
2. Did you encounter difficulties in determining it?
3. Do you see pattern in determining perfect square trinomials?
4. What are your observations on the terms of a perfect square trinomial?

If jaime wants to find 60% of 320, which table should he use?

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол