richgod05 richgod05

13-06-2018
Mathematics

contestada

what is f(-3) for the function f(a)=-2a^2-5a+4

Respuesta :

altavistard altavistard

13-06-2018

Replace every instance of "a" with "-3:"

f(-3) = -2(-3)^2 - 5(-3) + 4 = -18 + 15 + 4 = 19 - 18 = 1 (answer)

Answer Link

Otras preguntas

Karen's batting average was 0.444. She was at bat 45 times. How many hits did she get?

why is earths interior hot? Where does the heat come from?

Which is NOT one of the four important elements a market needs for success?

Which of these is not a branch of biology? A. Genetics B.Geology C. Botany D. Zoology

What is the effect of using both a variable and a control in an experiment?

The cost of your new book bag is $11.50 more than the cost c of your old backpack. you pay $47 for your new backpack. write and solve an equation to find the c

Explain what happens when you round 4.999 to the nearest tenth

f(x)=-3x-4 what's the Inverness function ?

Solve for x. (7x=78)

During what dynasty did Islam spread to North Africa and Spain? A)Umayyad B)Abbasid C)Sufi