Explications étape par étape:
a² - b² = (a+b)(a-b)
M = (5x)² - 11² = (5x + 11)(5x - 11)
N= (6y)² - 10² = (6y+10)(6y-10)
P = (c + 1)² - 2² = (c + 1 + 2)(c + 1 - 2) = (c + 3)(c - 1)
Q = 6² - (4-3d)² = (6+4-3d)( 6 -4+3d) = (10-3d)(2+3d)
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Explications étape par étape:
a² - b² = (a+b)(a-b)
M = (5x)² - 11² = (5x + 11)(5x - 11)
N= (6y)² - 10² = (6y+10)(6y-10)
P = (c + 1)² - 2² = (c + 1 + 2)(c + 1 - 2) = (c + 3)(c - 1)
Q = 6² - (4-3d)² = (6+4-3d)( 6 -4+3d) = (10-3d)(2+3d)