Question

Factorise
3x2 -x-4
x-4​

Answer 1

$\huge\fbox \orange{A}\fbox \red{n}\fbox \orange{s}\fbox \red{w}\fbox \orange{e}\fbox \red{r}$

3x² - x - 4

(P) x = 4

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3 ( 4 )² - ( 4 ) - 4

9 ( 16 ) - 4 - 4

144 - 8

= $\LARGE{\boxed{\sf{{136}}}}$

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Hᴏᴘᴇ Tʜɪs Hᴇʟᴘs Yᴏᴜ

Answer 2

Answer:

Your answer is 136.

Step-by-step explanation:

3x² - x - 4

(P) x = 4

3 ( 4 )² - ( 4 ) - 4

9 ( 16 ) - 4 - 4

144 - 8

= 136