Answers>Maths>IB>Article

find the inverse function of the following: f(x) = 3x-5

in an inverse function, simply put the x and y are inversed: meaning x becomes y, and y becomes x

f(x): y=3x-5

f-1(x): x=3y-5 <=> x+5=3y <=> (x+5)/3 = y <=> (1/3)x + (5/3) = y answer

Answered by Olivia T. Maths tutor

4195 Views

See similar Maths IB tutors

Related Maths IB answers

All answers ▸

Given that w=x * e^-w use implicit differentiation to show that dw/dx=1/(e^w + x)


Let f(x)= x^2+4, and g(x)= 3x; Find g(f(1))


How do you perform implicit differentiation?


A sequence of numbers have the property that x, 12, y, where x > 0, y > 0, form a geometric sequence while 12, x, 3y form an arithmetic sequence. A)If xy = k, find k. B)Find the value of x and y.


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences