Przedstaw w postaci sumy algebraicznej.
a)(6-3x)(6+3x)
b)(2x+5y)(2x-5y)
c)(8+6k)(6k-8)
d)(9k-10)(10+9k)
policzmy to razem 2 :
zad 3 str 159 zrubcie plis plis plis
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a)(6-3x)(6+3x)=(36+18x)(-18x-9x)
b)(2x+5y)(2x-5y)=(4x-8xy)(10xy-25y)
c(8+6k)(6k-8)=(48k-64)(36k-48k)
d)(9k-10)(10+9k)=(90k+81k)(-100-90k)
a) (6-3x)*(6+3x)= 36 – 9x²
b) (2x+5y)*(2x-5y) = 4x² -25y²
c) (8+6k)*(6k-8) = (6k + 8)*(6k-8) = 36k² - 64
d) (9k-10)*(10+9k)=(9k-10)*(9k+10)=81k²-100