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elena-s [515]
4 years ago
15

Can anyone help me with this?

Mathematics
2 answers:
Ilya [14]4 years ago
4 0
Yes just restate your question
vovangra [49]4 years ago
3 0
(3x - 1)(3 -x)+x^2 + 19

a)
(3x - 1)(3 -x)+x^2 + 19
=9x - 3x^2 - 3 + x + x^2 + 19
= -2x^2 + 10x + 16

b) evaluate at x = 2

-2x^2 + 10x + 16
= -2 (2^2) + 10(2) + 16
= -8 + 20 + 16
= 28

c)
from part (a)
-2x^2 + 10x + 16

= -2 (x^2 - 5x - 8) (complete factor)



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