Question

Copiaza si completeaza egalitatile:

a) 10 la puterea 3 * (...) = 4000
b) (...) : 10 la puterea 2 = 53
c) 10 la puterea 2 * (...) = 70000
d) (...) : 10 = 2 la puterea 5
e) 100 : (...) = 2 la puterea 2
f) (...) : 10 la puterea 3 = 9

Answer 1

a) 10³ * (...) = 4000 => (...) = 4000:1000 = 4 ;

b)  (...) = 53 * 10² =5300 ;

c) 10² * (...) = 70000 => (...) = 70000:100 = 700

d)  (...) : 10 = 2⁵ =>  (...) = 2⁵*10=2⁵*2*5=5*2⁶

e)  100 : (...) = 2² =>  (...) = 100:4 = 25

f)    (...) : 10³ = 9 => (...) = 9 * 1000 = 9000 .