Answer each questions, thank you!

QUESTION 3 Write a function named testFun that receives three parameters a, b, c, of typ_e double, that determines whether the value of "b squared\" 4ac is negative. If negative, the function returns true, otherwise the function returns false. Be sure to use only one return statement. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). 1' :r 1' Hum cilauzpt) :l '1' . 25 . E--.- c9 a: I: x a Path: p Words:0 A QUESTION 4 Write a function for the function prototype int triple(int);. The function should return the cube of the parameter. int triple(int); // prototype For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). I '1' 1' Hum cliauzpt) :l T . as . i---~ c9 as I: I :c v QUESTION 5 Write a header for a function named distance. The function should return a double and have two double parameters: rate and time. 'r T : [Ariel cilauzpt) :i '1' - as . {av-v c9 an I; i x s Path:p Words:0 j QUESTIONS Write a header for a function named days. The function should return an int and have three int parameters: years, months, and weeks. 1' T I [Ariel H3(12pt) :{ '1' - 55 . {5w I. c9 6'3 '3 i 3: 3 QUESTION 7 Write a header for a function named getkey. The function should return a char and use no parameters. TTT Arial 3 (12pt) THE . . Path: p Words:0 QUESTION 8 Write a function named timesTen that accepts an integer argument. The function should return as an integer, the product of the value in its parameter multiplied by 10. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac) T TT Arial 4 3 (12pt) + T