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Desireecabales7go
Answered

21-23. Simplify the expression 6x2 + 3 if
x= -3​

Sagot :

Ysaybellego

Answer:

39

Step-by-step explanation:

6x-3= 18

18x2= 36

36+3=

39

Francis12523go

Answer:

57

Step-by-step explanation:

[tex]x = - 3 \\ sustitute \: the \:value \: of \: x \: to \: the \: expression \: given \\ 6( - 3 {)}^{2} + 3 \\ 6(9) + 3 \\ = 54 + 3 \\ = 57[/tex]

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