No 12-15 12. a(x+y) +4(x+y) 13. a(x-y) +b(x-y) 14. x(2x+5)+7(x+y) 15. x(4x-3y) +2y(4x-3y)
Matematika
amandaamanda092
Pertanyaan
No 12-15
12. a(x+y) +4(x+y)
13. a(x-y) +b(x-y)
14. x(2x+5)+7(x+y)
15. x(4x-3y) +2y(4x-3y)
12. a(x+y) +4(x+y)
13. a(x-y) +b(x-y)
14. x(2x+5)+7(x+y)
15. x(4x-3y) +2y(4x-3y)
1 Jawaban
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1. Jawaban cantikasalsa1506
12. ax+ay+4x+4y= (a+4)x + (a+4)y
13. ax-ay+bx-by = (a+b)x-(a+b)y
14. 2x²+5x+7x+7y = 2x²+12x+7y
15. 4x²-3xy+8xy-6y² = 4x²+5xy-6y² = (4x-3y)(x+2y)