darkman77781 darkman77781

08-09-2020
Mathematics

contestada

If s (x) =2-x2 and t (x)=3x, what is s (t(-7))

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

08-09-2020

Answer:

-439

Step-by-step explanation:

s (x) =2-x^2

t (x)=3x

s (t(-7))

First find t(-7)

t (-7)=3*-7 = -21

Then find s(-21)

s(-21) = 2 -x^2 = 2 - (-21) ^2 = 2 -441 =-439

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shayleeherzberg shayleeherzberg

08-09-2020

The answer would be -439

Answer Link

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