10th term of 4, 7, 10, 13. (Please enter number only)

Hint
Use a+(n-1)d

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?

"which statement is necessarily true if bd is an altitude to the hypotenuse of right ? abc? a.) ? adb? ? bdc b.) ? adb~? bdc c.) abbc=acbd d.) ? bac? ? bdc"