91Ó°ÊÓ

Solve the quadratic equation by quadratic formula .$5z\left(z-2\right)=3$

In the following exercises, solve by using the Quadratic Formula.

$5z(z−2)=3$

Solve the quadratic equation by quadratic formula .$\frac{1}{8}{p}^2-\frac{1}{5}p=-\frac{1}{20}$

In the following exercises, solve by using the Quadratic Formula.

$\frac{1}{8}{p}^2-\frac{1}{5}p=-\frac{1}{20}$

Solve the quadratic equation using square root property.

$n^2+8n+16=27$

Solve the quadratic equation by quadratic formula .$\frac{2}{3}{q}^2+\frac{3}{10}q=\frac{1}{10}$

Solve the quadratic equation by quadratic formula .$4c^2+4c+1=0$

Solve the quadratic equation by quadratic formula .$9d^2-12d=-4$

In the following exercises, determine the number of solutions to each quadratic equation.

$$\begin{gathered} \left(a\right)9x^2−6x+1=0 \\ \left(b\right)3y^2−8y+1=0 \\ \left(c\right)7m^2+12m+4=0 \\ \left(d\right)5n^2−n+1=0 \end{gathered}$$

In the following exercises, determine the number of solutions to each quadratic equation.

$$\begin{gathered} \left(a\right)5x^2−7x−8=0 \\ \left(b\right)7x^2−10x+5=0 \\ \left(c\right)25x^2−90x+81=0 \\ \left(d\right)15x^2−8x+4=0 \end{gathered}$$