Question

7. Introduceţi factorii sub radical: a) 6√3; e) 5√6; b) 5√5; 1) 7√3; c) 9√2; g) 6√5; d) 4√7: h) 5√7.​

Answer 1

Răspuns:

a)

$6 \sqrt{3 } = \sqrt{6 {}^{2} \times 3 } = 108$

b)

$5 \sqrt{6} = \sqrt{5 {}^{2} \times 6 } = 150$

c)

$5 \sqrt{5} = \sqrt{5 {}^{2} \times 5 } = 125$

d)

$7 \sqrt{3} = \sqrt{7 {}^{2} \times 3} = 147$

e)

$9 \sqrt{2} = \sqrt{9 {}^{2} \times 2 } = 162$

f)

$6 \sqrt{5} = \sqrt{6 {}^{2} \times 5 } = 180$

g)

$4 \sqrt{7} = \sqrt{4 {}^{2} \times 7} = 112$

h)

$5 \sqrt{7} = \sqrt{5 {}^{2} \times 7} = 175$