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
Nookie1986 [14]
3 years ago
6

Evaluate f(-7). f(x)=3x^2 a) -441 b) -147 c) 78 d) 147

Mathematics
1 answer:
vlabodo [156]3 years ago
7 0

Answer:

a

Step-by-step explanation:

replace x with -7

You might be interested in
Cheyenne ran a 5.6-kilometer race in 40 minutes. What was her speed in kilometers per hour? A. 224 B. 8.4 C. 7.1 D. 0.14
xz_007 [3.2K]
Hey there! :D

Let's find what Cheyenne runs in 10 minutes. 

Divide 5.6 by 4. 

5.6/4= 1.4

Multiply that by 6. (there are 60 minutes in an hour)

1.4*6= 8.4

"B" is the answer.

I hope this helps!
~kaikers
8 0
3 years ago
the volume of a square shipping container is 15,625 cubic inches. Find the edge length of the shipping container
Llana [10]

Answer:

24.9 repeating in

Step-by-step explanation:

\sqrt[3]{15,625} = 24.9 repeating.

Basically, just find the cube root of 15,625. Since, the object is a cube, the volume formula is V=a^{3}. Just undo the a^{3} by finding the cube root. Hope this helps!!

7 0
3 years ago
Use the grouping method to factor the polynomial below completely. x3 - 3x2 + 5x - 15
LUCKY_DIMON [66]

Answer:

(x²+5) (x-3)²

Step-by-step explanation:

x³ - 3x² + 5x - 15

x²(x-3) + 5(x-3)

(x²+5) (x-3)²

4 0
3 years ago
B
Lera25 [3.4K]

Answer:

∠ ABD = 42°

Step-by-step explanation:

∠ ODC = 90° ( angle between tangent and radius )

∠ ADC = 90° - 48° = 42°

The angle between a tangent and a chord is equal to the angle in the alternate segment, that is

∠ ABD = ∠ ADC = 42°

4 0
3 years ago
What is the area of a parallelogram that has a height of 2 1/2 inches and a base of 7 inches
crimeas [40]

Answer:

17 1/2 in²

Step-by-step explanation:

a=l×w

or in this case a=h×b

2 1/2×7= 17 1/2 in²

5 0
3 years ago
Other questions:
  • a random sample of 20 high school students was surveyed and asked "how long does it take you to get ready for school in the morn
    6·1 answer
  • Which of the following constants can be added to x2 + x to form a perfect square trinomial? a.1/9 b.4/9 c.4 1/9
    11·1 answer
  • A 35 mm length of cable is cut into pieces that measure 1.25 meters each. Into how many pieces is the cable cut
    12·1 answer
  • Find the value of x.
    7·1 answer
  • How many real solutions does this system of equations have? xy = 9<br> y = 3x - 1
    14·1 answer
  • Cual es el 5% de 6000
    11·2 answers
  • What is the 12th term of the linear sequence below? 13, 7, 1,-5, -11,...
    14·1 answer
  • Math question please help meeee
    13·2 answers
  • Please help me find the code for this puzzle l. I included all you will need.
    13·1 answer
  • Given f(x) and g(x) = k⋅f(x), use the graph to determine the value of k. 3 1/3 -1/3 −3
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!