Abike shop mountain bikes for a $3.50 insurance charge plus $2.50 each hour. for how many hours can a person rent a bike with 21.00

Read the following two statements. then use the law of syllogism to draw a conclusion. if the tv is too loud, then it will give me a headache. if i have a headache, then i will have to rest.

What is the missing step in this proof ?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.