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20)
Exercises 2.3
21) Pretend that L = [ “ABC”, “D", "EF”, “GH" ].
Beginning with this assignment, the following statements
are executed in the order they are given
a) L[O] = "XY"
b) L[1] = L[3]
After these statements are executed, what is the value of
L?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

Yvaries inversely as x. y =12 when x=5. find y when x=4