A= (2x - 5 )² - 16
A= 4x² - 20x + 25 - 16
A= 4x² - 20x + 9
B= (5x - 3) (7x + 4) - (5x - 3)
B= (5x - 3) ( 7x + 4 - 1)
B= (5x - 3) (7x + 3)
B= 35x² + 15x - 21x -9
B= 35x² - 6x - 9
C= (2x - 3 ) (5 - x ) - x(5 - x)
C= (5 - x) (2x -3 - x)
C= (5 - x) (x - 3)
C= 5x - 15 - x² + 3x
C= x² - 8x - 15
E= 2x ( x + 1/2 )²
E= 2x × x² + x + 1/4
E= 2x^3 + x + 1/4
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A= (2x - 5 )² - 16
A= 4x² - 20x + 25 - 16
A= 4x² - 20x + 9
B= (5x - 3) (7x + 4) - (5x - 3)
B= (5x - 3) ( 7x + 4 - 1)
B= (5x - 3) (7x + 3)
B= 35x² + 15x - 21x -9
B= 35x² - 6x - 9
C= (2x - 3 ) (5 - x ) - x(5 - x)
C= (5 - x) (2x -3 - x)
C= (5 - x) (x - 3)
C= 5x - 15 - x² + 3x
C= x² - 8x - 15
E= 2x ( x + 1/2 )²
E= 2x × x² + x + 1/4
E= 2x^3 + x + 1/4