Pls im on the verge of suicide bc of this the expression has a factor and leaves a remainder of 35 when divided by find the valus of a and b

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k