Common-Core/ Grade 9
Maths MCQ Based On A function plug in an expression
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Common-Core Grade 9 - 9 A function plug in an expression
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Putting value is very much impotant.
s+2s = 3s
so, put s=x-21 in z(s)
Put x=-2m in b(x)
Put x=2u in g(x)
Use Algebraic identities.
Add both the functions.
(They have the same power)
Subtract both the functions.
Putting value is very important.
Add both the functions and take the common term out.
Add both the fuctions = 6x+(-2x)
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