Wykonaj działania:
b) (5x^3 - 6x)^2
c) (3x^7 + 2x)^2
d) (9x^7 - x^3 ) (9x^7 + x^3)
b)(5x^3 - 6x)^2=25 x^6-60 x^4+36 x^2
c)(3x^7 + 2x)^2=9 x^14+12 x^8+4 x^2
d)(9x^7 - x^3 ) (9x^7 + x^3)= 81 x^14-x^6
b)
c)
d)
PS:
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b)(5x^3 - 6x)^2=25 x^6-60 x^4+36 x^2
c)(3x^7 + 2x)^2=9 x^14+12 x^8+4 x^2
d)(9x^7 - x^3 ) (9x^7 + x^3)= 81 x^14-x^6
b)
c)
d)
PS: