A.(-4p+3q) (-2p-4) B.(5-2m) (5m+4) C.(2a-b+c) (-5a-4b)
Matematika
Desi061
Pertanyaan
A.(-4p+3q) (-2p-4)
B.(5-2m) (5m+4)
C.(2a-b+c) (-5a-4b)
B.(5-2m) (5m+4)
C.(2a-b+c) (-5a-4b)
2 Jawaban
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1. Jawaban jpallo
a) (-4p + 3q)(-2p - 4) = 8p² - 16p - 6pq - 12q
b) (5 - 2m)(5m + 4) = 25m + 20 - 10m² - 8m
= 17m + 20 - 10m²
c) (2a - b + c)(-5a - 4b) = -10a² - 8ab + 5ab + 4b² - 5ac - 4bc
= -10a² - 3ab + 4b² - 5ac - 4bc
semoga jelas dan membantu ya -
2. Jawaban veriana265
a. ( - 4p + 3q )( - 2p - 4 ) = 8p² - 16p - 6pq - 12q
b. ( 5 - 2m )( 5m + 4 ) = 25m + 20 - 10m² - 8m
= 17m + 20 - 10m²
c. ( 2a - b + c )( -5a - 4b ) = -10a² - 8ab + 5ab + 4b² - 5ac - 4bc
= -10a² - 3ab + 4b² - 5ac - 4bc