5446 Which could be the entire interval over which the
function, f/), is positive?
-2
f(x)
-2
0
2
2
0
-8
-10
-20
(-0,1)
0 (-2,1)
O (0)
O (1.4)
0
1
2
3
4

Apossible wavelength for the color blue is 0.000000492 meter. which of the following is a reasonable estimate for this wavelength for the color blue? a. 5 × 10-6 m b. 5 × 107 m c. 5 × 10-7 m d. 5 × 106 m