91Ó°ÊÓ

Q 620.

Page 1149

In the following exercises, simplify.

$\sqrt{121a^2}$

Q 621.

Page 1149

In the following exercises, simplify.

$\sqrt{225m^2{n}^2}$

Q 622.

Page 1149

In the following exercises, simplify.

$-\sqrt{100q^2}$

Q 623.

Page 1149

In the following exercises, simplify.

$\sqrt{49y^2}$

Q 624.

Page 1149

In the following exercises, simplify.

$\sqrt{4a^2{b}^2}$

Q 625.

Page 1149

In the following exercises, simplify.

$\sqrt{121c^2{d}^2}$

Q 626.

Page 1149

In the following exercises, simplify.

$\sqrt{300}$

Q 627.

Page 1149

In the following exercises, simplify.

$\sqrt{98}$

Q 628.

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In the following exercises, simplify.

$\sqrt{x^{13}}$

Q 629.

Page 1149

In the following exercises, simplify.

$\sqrt{y^{19}}$