volume_mute

Complete the following solution

publish date: 2022/12/13 10:35:00 GMT+11

volume_mute

Evaluate the expression for a = 5, x = -2, and y = 4

9a - a2 = 9() -(5)2

             = 9(5) -

             = - 25

             = 20

 

Correct Answer

(1) 5
(2) 25
(3) 45

Reference

Mathematics for college students

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