+0  
 
+2
104
3
avatar+467 

help please

 Dec 9, 2020
 #1
avatar
0

Plug in x = 1: s(1) = 1^2 + 3*1 - 2 = 2.

 Dec 9, 2020
 #2
avatar+31693 
+2

s(1) means t(x) = 1

 

Since t(x) = 3x - 8, we want  3x - 8 = 1, so x = 3

 

Hence s(1) = 32 + 3*3 -2 = ...

 Dec 9, 2020
 #3
avatar+467 
+1

Thanks for all these great answers.

 Dec 9, 2020

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