Level:
Project ID:
1103019604
Accepted:
1
Clonable:
0
Easy:
1
What are the values of the real variable \( x \), if \( 0.7^x \leq 1 \)? Use the graph of \( f(x)=0.7^x \) given below.
\( x\in[0;\infty) \)
\( x\in(-\infty;0) \)
\( x\in(-\infty;0] \)
\( x\in(0;\infty) \)