sum and product of two irrational numbers is irrational give examples. please answer me fast i am waiting

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?