bonjour
G = (8x + 3) (8x-3) - (5x + 3)(2 - x)
= 64x²-24x+24x-9 -(10x-5x²+6-3x)
= 64x²-9 +5x²-7x-6
= 69x²-7x-15
H = (-2x + 1) (4 -3x) - (2x - 1) (5x -3)
= -8x+6x²+4-3x -(40x²-6x-5x+3)
= 6x²-11x+4 -40x²+12x-3
= -34x²+x+1
L = (3x + 5)² - (2x - 3)²
= 9x²+30x+25 -(4x²-12x+9)
= 9x²+30x+25-4x²+12x-9
= 5x²+42x+16
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
G = (8x + 3) (8x-3) - (5x + 3)(2 - x)
G= 64x²+24x-24x-9 - (10x+6-5x²-3x)
G= 64x²-9-(-5x²+7x+6)
G= 64x²-9x+5x²-7x-6
G= 69x²-16x-6
H = (-2x + 1) (4 -3x) - (2x - 1) (5x -3)
H= -8x+4+6x²-3x - (10x²-5x-6x+3)
H= 6x²-11x+4 - 10x²+11x-3
H= - 4x²+1
L = (3x + 5)² - (2x - 3)²
L= [(3x+5)-(2x-3)](3x+5+2x-3)
L= (3x+5-2x+3)(5x+2)
L= (x+8)(5x+2)
bonjour
G = (8x + 3) (8x-3) - (5x + 3)(2 - x)
= 64x²-24x+24x-9 -(10x-5x²+6-3x)
= 64x²-9 +5x²-7x-6
= 69x²-7x-15
H = (-2x + 1) (4 -3x) - (2x - 1) (5x -3)
= -8x+6x²+4-3x -(40x²-6x-5x+3)
= 6x²-11x+4 -40x²+12x-3
= -34x²+x+1
L = (3x + 5)² - (2x - 3)²
= 9x²+30x+25 -(4x²-12x+9)
= 9x²+30x+25-4x²+12x-9
= 5x²+42x+16