emmarose50 emmarose50

13-03-2018
Mathematics

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What is the value of 238 - 3x^2 when x=4??

Respuesta :

13-03-2018

x=4

=238 - 3x^2
substitute 4 for x
=238 - 3(4)^2
multiply exponents first
=238 - 3(16)
=238 - 48
=190

ANSWER: 190

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