Gened5ailyora6bra Gened5ailyora6bra

13-05-2016
Mathematics

Answered

Which expressions are completely factored?

Choose all answers that are correct.

Question 4 options:

18x^4 – 12x^2 = 6x(3x^3 – 2x)

12x^5 + 8x^3 = 2x^3(6x^2 + 4)

20x^3 + 12x^2 = 4x^2(5x + 3)

24x^6 – 18x^5 = 6x^5(4x – 3)

Verified Answer :

18-05-2016

Hello

1)False 18x^4-12x²=6x(3x^3-2x)=6x²(3x²-2)

2) False 12x^5+8x^3=2x^3(6x²+4)=4x^3(3x²+2)

3)True 20x^3+12x²=4x²(5x+3)

4)True 24x^6-18x^5=6x^5(4x-3)

4)

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