Answer:
x=6,x=-7
Step-by-step explanation:
x^2+x-42=0
x^2-6x+7x-42=0
x(x-6)7(x-6)=0
(x-6)(x+7)=0
by dy/dx, we'll be assuming that "y" is encapsulating a function, a function in terms of "x".

Answer:
Step-by-step explanation:
4-x<9
-x < 5
x < -5
Answer:
Here is the full answered document ;)
Step-by-step explanation:
Answer:
a
Step-by-step explanation: