1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
SIZIF [17.4K]
3 years ago
13

Suppose f(x) = 3x^2 - 2x... Find f(-4)​

Mathematics
1 answer:
zavuch27 [327]3 years ago
4 0
Let x equal to -4 and substitute into the original function f(x)
f(-4)=56
You might be interested in
Enrique estimates that his utilities will cost him $86.00 per month over the courses of the next 3 years. What is his total esti
Dafna1 [17]

Answer:

$3096

Step-by-step explanation:

There are 12 months in 1 year.

3 × 12 = 36

There are 36 months in 3 years.

$86 × 36 = $3096

4 0
2 years ago
Read 2 more answers
A library building is in the shape of a rectangle. Its floor has a length of (3x + 5) meters and a width of (5x − 1) meters. The
malfutka [58]
We can use the Front Outside Inside Last (FOIL) method to expand the double bracket

(3x+5)(5x-1)

Front ⇒(3x)(5x)=15 x^{2}
Outside ⇒(3x)(-1)=-3x
Inside ⇒(5)(5x)=25x
Last ⇒(5)(-1)=-5

Put the four terms together we have
15 x^{2} -3x+25x-5, then collect like terms
15 x^{2} +22x-5
5 0
3 years ago
Read 2 more answers
13 points so please help meee with a and b!
yawa3891 [41]

Answer:

(a)

$24.10,

$18.20,

$15.25,

$9.35,

$0.50,

(b)

b=30-2.95g

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Plsss help me this is due Friday:{
prisoha [69]

Answer:

1.) subtract = 1 1/3 - 3 1/2 = answer

2.) subtract = 6 3/4 - 1 1/2 = answer

3.) add = 3 1/4 + 2 1/8= answer

4.) subtract = 4 3/4 - 2 1/6 = answer

Step-by-step explanation:

5.) 3 lawns = 6 3/4 hrs

1st lawn 2 1/2 hrs

2nd lawn 1 3/4 hrs

add 2 1/2  + 1 3/4 = total

then 6 3/4 hrs - total = the amount it takes to mow the 3rd lawn

im sure u know how to add and subtract fractions is u r in middle school :)

7 0
3 years ago
Plz help ❤️ 2 questions worth 13 points! Thanks!! :)))
bazaltina [42]

Question 1 might be B. 0.3

Question 2 might be D.TW, TM, CW, CM, HW, HM

I'm not 100% sure though

8 0
3 years ago
Other questions:
  • If this trapezoid is moved through the translation (x+1,y-3), what will the coordinates of A be?
    6·1 answer
  • Solve the following 2-step equations for x
    14·1 answer
  • The area of a rectangle is 63ft ^2 and the length of the rectangle is 5ft more than double the width. Find the dimensions of the
    6·1 answer
  • Please help me it dues in 51 minutes​
    8·2 answers
  • Question 2 of 10
    15·1 answer
  • PLS HELP! A bicycle tire has a radius of 13.5 inches. How far will the bicycle travel in 100 rotations of the tiree?
    7·2 answers
  • The Cinci Company issues $100,000, 10% bonds at 103 on October 1, 2020. The bonds are
    13·1 answer
  • Can anyone help me out with proofs ? If B is midpoint of AC and D is the midpoint of CE prove BD is parallel AE.
    6·2 answers
  • HELPPP WIILLLL MAKR BRAINLIEST IF RIGHTTTT
    9·2 answers
  • What is the quotient of the fractions below? 4/7 divided by 7/5
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!