\( \sqrt{3}(x-y-2)+2 x-y=7 \) tenglamani butun sonlarda yeching. \( \begin{array}{ll}\text { A) }(2 ; 1) & \text { B) }(5 ; 3) \\ \text { C) }(3 ; 4) & \text { D) }(6 ; 4)\end{array} \)

Find a degree 3 polynomial with real coefficients having zeros 3 and \( 3 i \) and a lead coefficient of 1 . Write \( P \) in expanded form. \( P(x)=\square \)

Use the Rational Root Theorem to list all possible rational roots of the polynomial \( 2x^{3} - 6x^{2} + 3x - 9 \).

Which of the following is the value of the function \( f(x)=\left|4 x^{2}-8\right|+2 \) given \( \mathrm{x}=2 \) ? a. 8 b. 9 c. 10 d. 11 Evaluate the function \( h(x)=|x|-11 \) given \( x=3.5 \). a. -8 b. 8 c. -9 d. 9 Give the value of the of the function \( c(x)=3 x^{2}-36 \) at \( c(5) \). a. -21 b. 14 c. 111 d. 39

Middle term of expansion \[ \left(3 x-\frac{x^{3}}{6}\right)^{9} \]

i) \( \frac{1}{x-1}+\frac{1}{x+1}=\frac{2}{x^{2}-1} \)