audreystika audreystika

02-02-2021
Mathematics

contestada

What is the inverse of the function f(x) = 4x + 8?
O h(x) = 1/4x - 2
O h(x) = 1/4x + 2
O h(x) = 1/2x - 2
O h(x) = 1/2x + 2

Respuesta :

reguser315 reguser315

02-02-2021

To find the inverse of a function, you swap the x and y values. So instead of y=4x+8, it becomes x=4y+8. Now you re-solve for y, and that’s your answer:

x=4y+8
x-8=4y
1/4x-2=y
So h(x)=1/4x-2, or the first option

Answer Link

Otras preguntas

How many prime numbers are there between 56 and 100?

If y^8= 4 and y^7=3/x, what is the value of y in terms of x?

When y = x^2, which of the following expressions is equivalent to –y ?

What is the average of 30, 40, and 80?

Which technological development enabled European navigators to determine their location during the Age of Exploration? (1) lateen sail (2) astrolabe (3) cross

given: quadrilateral ABCD with ∠A= ∠C and BD the bisector ∠ABC prove: DB bisects ∠ADC

If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=

A pizza with 2 toppings from Maria's Pizza Place costs $11.00.A pizza with 5 toppings from Maria's Pizza Place costs $14.75.Each topping at Maria's Pizza Place

How can i solve this f:d->R f(x)=x at power2/x-1

Can someone explain lesson 6.3 math boxes in everyday math regarding the missing numbers on the number lines