Lying onequiva
Expression
Which expression is not equivalent to -3x-+4y?
2
2
O 2y-5x- * +2y+2x
-2x-+
O
+6y +3x
1
3
-3x -
4
+4y+
+7Y+A
-34-4
3
1
- 3x

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?