which equations are correct?
select each correct answer.
-4b^3(5b^2+3)=-20b^6-12b^3
-6y^4(4y^2+2)=-24y^8-12y^4
-4x^2(2a^2+5)=-8x^4-20x^2
-5a^4(2a^2+4)=-10a^6-20a^4
which expression is equal to (6x-4)(3x-1)?
a. 18x^2-18x-5
b. 9x^2-6x-5
c. 18x^2-18x+4
d. 18x^2+ 18x-4
which expression is equal to (x+4)(-3x^2-4x+2)
a. -3x^2-4x+8
b. -3x^3-16x^2-14x+8
c. -3x^2-3x+6
d. -3x-4x^2+2x+8
