Find the magnitude of wź for w(-2, 8, -3) and z(1,4, -1).
a 21
c 12
b. 21
d. 24
select the best answer from the choices provided

need quick

What is the result of the following division?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²