Question

3. 7. Comparați: a) 2 c) (-3)* (-2); (-9); b) 62 d) 145 (-3)4 (-2)5​

Answer 1

a)

${2}^{5 } = 32$

${( - 2)}^{5} = - 32$

$32 > - 32$

b)

${6}^{2} = 36$

${( - 3)}^{4} = 81$

$36 < 81$

c)

${( - 3)}^{4} = 81$

${( - 9)}^{2} = 81$

$81 = 81$

d)

$14 > - 2$

$= > {14}^{5} > {( - 2)}^{5}$