1. Line A passes through point (1,6) and is parallel to Line B. Line B has an equation of y = 4x + 6. What is the y-intercept for Line A?
A. 4
B. 2 C. 6 D. -2
parallel lines have
the same slope;
different y-intercepts
2. The function f(x) = -0.25x + 5 models the height of a candle x seconds
after it is lit. What is the meaning of the y-intercept of the function?
A. the initial height of the candle