<h3><u>x^4 + 3x^3 - 4x^2 - 9x + 3</u></h3>
x^2 - 3(x^2 + 3x - 1)
<em><u>Distributive property.</u></em>
x^4 + 3x^3 - x^2 - 3x^2 - 9x + 3
<em><u>Combine like terms.</u></em>
x^4 + 3x^3 - 4x^2 - 9x + 3
Answer:
15/28
Step-by-step explanation:
A ) equation would be X = Z / Y
B ) if X = 9 ------------> Y = 1/7
X = 21 ----------> Y = ?
21*1/7 = 21/7 , 21/7÷9 = 21*9/7 = 27
so Y equal 27
I just need points so pretend i answered sorry tho hope you find help