oblicz :
a) (-2√7)^0 (^do)
b) (∛2)^0 (^do)
c) (-2√7)²
d) (-2√7)³
e) (-2√7)⁴
f) (-2√7)⁵
g) (-2√7)^6 (^do)
h) (-2√7)^7 (^do)
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a) (-2√7)^0 =1
b) (∛2)^0 = 1
c) (-2√7)² = (-2)²*(√7)² = 4*7=28
d) (-2√7)³ = 28 * (-2√7) =-56√7
e) (-2√7)⁴ = -56√7 * (-2√7) = 112*7 =784
f) (-2√7)⁵ = 784 *(-2√7) = -1568√7
g) (-2√7)^6 = -1568√7 *(-2√7) = 3136 *7 =21952
h) (-2√7)^7 = 21952 *(-2√7) = -43904√7