asfrasxX asfrasxX

09-01-2021
Mathematics

contestada

What is f(2) if f(x) = 2x-5 and f(4) if f(x) = -3x + 15
step by step please!

Respuesta :

jimrgrant1 jimrgrant1

09-01-2021

Answer:

f(2) = - 1 and f(4) = 3

Step-by-step explanation:

To evaluate f(2), substitute x = 2 into f(x), that is

f(2) = 2(2) - 5 = 4 - 5 = - 1

To evaluate f(4), substitute x = 4 into f(x)

f(4) = - 3(4) + 15 = - 12 + 15 = 3

Answer Link

Otras preguntas

cadangan anda jika menjadi seorang pemimpin di sesebuah negara

P is a point which moves in the x−y plane such that the point P is nearer to the centre of a square than any of the sides. The four vertices of the square are (

calculate the Gross and Net Operating Cycle for Vishal & Co. Ltd using the following information. (Assume 360 days in a year)Opening Balance Amount in RsRaw

Is it an addendum or an amendment when the seller agrees to new repairs?

A sports car's weight decreases during a race as it uses up the fuel in its tank. How is this likely toaffect the speed of the car as the race progresses?(Note:

What are two bits thoughts about inner self

How many atoms of cadmium, Cd, are in 3.00 g of cadmium?A) 1.80 x 10²² atomsB) 6.02 x 10²³ atomsC) 3.01 x 10²³ atomsD) 9.81 x 10²¹ atoms

How can the health literacy situation for patients be improved according to the first set of recommendations?

CH₃COOH (50 ml, 0.1 m) is titrated against 0.1 m NaOH solution. calculate the pH at the addition of 0 ml, 10 ml 20 ml, 25 ml, 40 ml, 50 ml of Na(OH. ka of CH₃CO

A non-attorney notary just opened for business. He wants to advertise in French. What is required?