$11$ $1$ Which of the following mathematical statements is inequality?
$A$ $5r^{2}-4r-5=0$ - $\square $ $3y+12<0$ $C$ $a90a0ra0cn$ $2t^{2}+8t-9\geq 0$ $\square $ $s^{3}+8s+15$ # 0
$21$ $T1n0$ following are $symbols$ used in inequalities $xco0$
$A3$ $\leq $ $B3$ > C. = D. 2
$3$ 3. Which of the following coordinates of points belong to the solution set of the inequality