bonjour,
a) 8 * 10² = 8 *100 = 800
b ) ( 8 *10)² = 80² = 6 400
( 5 x 10 ) ³ = 50 ³ = 125 000
5 x 10 ³ = 5 *1000 = 5 000
90 + 10 ⁷ = 10 000 090
16 - 10 ⁻² = 16 - 0.01 = 15.99
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bonjour,
a) 8 * 10² = 8 *100 = 800
b ) ( 8 *10)² = 80² = 6 400
( 5 x 10 ) ³ = 50 ³ = 125 000
5 x 10 ³ = 5 *1000 = 5 000
90 + 10 ⁷ = 10 000 090
16 - 10 ⁻² = 16 - 0.01 = 15.99