Answer:
composite
Step-by-step explanation:
Answer:
25%
Step-by-step explanation:
there are 4 cards, and the probability that you choose the one with #5 is 25%
Answer:
-1/2
Because, for every one square, the line goes <em>down </em>by 1/2.
Pascal's triangle up to the 5th iteration is

This tells us

so the second term in the expansion is

Answer:
-6
Step-by-step explanation:
Some nasty order of operations coming up.
Firstly, deal with that squared:
-12 / 3 * (-8 + 16 - 6) + 2
Simplify the bracket:
-12 / 3 * 2 + 2
Simplify -12 / 3:
-4 * 2 + 2
Simplify -4 * 2:
-8 + 2
Simplify:
-6