Question

rezolvati in multimea nr rationale pizitive ecuatiile; a) 8x= 10; 15x=3; 8x= 0,064; 10x=0,001

Answer 1

8x=10
X=10÷8
X=1.25
8×1.25= 10


15x=3
X= 3÷15
X=0.2
15×0.2=3



8x=0.064
X=0.064÷8
X= 0.008
8×0.008=0.064



10x=0.001
X=0.001÷10
X=0.0001
10×0.0001=0.001