exam
Maths Puzzle
Numerical Ability
What are the solutions of the following?
(x - 5)(x + 3) = 0
a. 5 and -3
b. 5 and 3
c. -5 and -3
d. -5 and 3
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exam Other Question
a function f is given along with a number c in its domain.
a.) find the difference quotient of f.
b.)Find f(c) by computing the limit of the difference quotient.
f(x)=3 at c=-5
Find all real or imaginary solutions to this equation:
x^-2-9x^-1+18=0
I am no sure really where to start whether I should square the entire problem or what I am stumped. Please help!!