Answer Key 9.1

$\sqrt{5\cdot 49}$
$7\sqrt{5}$
$\sqrt{5\cdot 25}$
$5\sqrt{5}$
$2\cdot (6)$
$12$
$5\cdot (14)$
$70$
$\sqrt{4\cdot 3}$
$2\sqrt{3}$
$\sqrt{36\cdot 2}$
$6\sqrt{2}$
$3\sqrt{4\cdot 3}$
$3\cdot 2\sqrt{3}$
$6\sqrt{3}$
$5\sqrt{16\cdot 2}$
$5\cdot 4\sqrt{2}$
$20\sqrt{2}$
$6\sqrt{64\cdot 2}$
$6\cdot 8\sqrt{2}$
$48\sqrt{2}$
$7\sqrt{64\cdot 2}$
$7\cdot 8\sqrt{2}$
$56\sqrt{2}$
$-7\cdot 8x^2$
$-56x^2$
$-2\sqrt{64\cdot 2\cdot n}$
$-2\cdot 8\sqrt{2n}$
$-16\sqrt{2n}$
$-5\cdot 6\sqrt{m}$
$-30\sqrt{m}$
$8\sqrt{7\cdot 16\cdot p^2}$
$8\cdot 4\cdot p\sqrt{7}$
$32p\sqrt{7}$
$\sqrt{5\cdot 9\cdot x^2\cdot y^2}$
$3xy\sqrt{5}$
$\sqrt{2\cdot 36\cdot a\cdot a^2\cdot b^4}$
$6ab^2\sqrt{2a}$
$\sqrt{16\cdot x^2\cdot x\cdot y^2\cdot y}$
$4xy\sqrt{xy}$
$\sqrt{2\cdot 256\cdot a^4\cdot b^2}$
$16a^2b\sqrt{2}$
$\sqrt{5\cdot 64\cdot x^4\cdot y^4}$
$8x^2y^2\sqrt{5}$
$\sqrt{2\cdot 256\cdot m^4\cdot n^2\cdot n}$
$16m^2n\sqrt{2n}$

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