91Ó°ÊÓ

Solve the equation. Round to the nearest tenth if necessary.

$441=t^2$

Solve the equation. Round to the nearest tenth if necessary.

$n^2=576$

Solve the equation. Round to the nearest tenth if necessary.

$20=m^2$

Simplify the expression.

$\sqrt{\frac{81}{4}}$

Solve the equation. Round to the nearest tenth if necessary.

$c^2=125$

Solve the equation. Round to the nearest tenth if necessary.

$5y^2=110$

Solve the equation. Round to the nearest tenth if necessary.

$200=16t^2$

Solve the equation. Round to the nearest tenth if necessary.

Write an equation that has exactly two solutions, 1.5 and -1.5

In exercises 54-57, match the number with a point on the number line.

$\sqrt{15}$

In exercises 54-57, match the number with a point on the number line.

$\sqrt{2}$