Find the coordinates of the midpoint of the segment with the given endpoints. $C(-5,3), D(12 ; 8)$

Calculate the midpoint of the segment with the given endpoints. $I(6,-1), J(-2,5)$

Simplify. $(6+2 i)-(4-3 i)$

Solve each equation by using the Square Root Property. Round to the nearest hundredth if necessary. $x^{2}+7 x+\frac{49}{4}=4$

Solve by completing the square. Check your solutions. $x^{2}-x=2$

Simplify. $4 i(-6 i)^{2}$

What conclusion can you draw about the maximum range of the cannon?

Calculate the midpoint of the segment with the given endpoints. $G(5,3), H(-5,-3)$

Solve by completing the square. Check your solutions. $3 x^{2}-5 x-2=0$

Solve each equation. Check your solution. $\sqrt{x^{2}+9 x+15}=x+5$

Use the equation $u t-16 t^{2}=0$, where v=velocity in feet per second and t=time in seconds. A rocket at a fireworks display was launched with the initial velocity of 208 ft/sec. How many seconds was it in the air before it splashed down in the lake?

Solve each equation by using the Square Root Property. Round to the nearest hundredth if necessary. $x^{2}-3 x+\frac{9}{4}=6$

Estimate the coordinates of the vertex for each parabola by graphing the equation on a graphing calculator. Then use $x=-\frac{b}{2 a}$ to find the coordinates. $y=2 x^{2}-3 x+4$

Solve the following equation.

$\frac{2 t}{t+1}+\frac{4}{t-1}=2$