Prove: let a, b be contained in real numbers (r) and let f: a in r and g: b be in r be functions such that f is continuous at x0 in the set a and g is continuous at f(x0). the g(f) is continuous at x0.

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Average acceleration: i have no idea how to do this.

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true