Answer:
y ≤ x - 1
Step-by-step explanation:
The slope is 1 (every unit for x, there is a unit for y, rise/run is 1/1). The y-intercept is -1, because the line crosses the y-axis at -1. The graph is shaded below the line, and the line is solid, meaning that y is less than or equal to x -1, or y ≤ x - 1.
Their frequency stays the same and their wavelength decreases
Answer:
The product of 12 and k is 84
According to the given problem, the equation is

- <u>k = 7</u> is the right answer.
I pretty sure this one is b