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
Semenov [28]
3 years ago
8

What is the correct evaluation of 4x2 - 2x + 5, when x is equal to 2?

Mathematics
1 answer:
meriva3 years ago
3 0

Answer:

9

Step-by-step explanation:

  1. Rewrite the problem

4x2-2(2)+5

2. Solve the problem. Do the multiplication first and then the subtraction and addition

8-2(2)+5

8-4+5

4+5

9

The final answer is 9

You might be interested in
Simplify this ratio 10 feet/30 inches
Deffense [45]

Answer:

1 feet/3 inches

7 0
2 years ago
If r = 12 units and x = 13 units, then what is the volume of the cylinder shown above?
ira [324]
R is the root of 12 so you would divide r and 12 but are is the 18 number in the alphabet so it’s 18 divided by 12 and the answer is 1.5
5 0
3 years ago
Identify the initial amount a and the growth or decay factor b in the exponential function. y = 0.01025^x
Nastasia [14]

Answer:

The initial amount a = 1

The growth or decay factor  = 0.01025

Step-by-step explanation:

The exponential function.

y = 0.01025^x

The initial amount a = 1

The growth or decay factor  = 0.01025

The exponential equation can be rewritten as Y = 1(0.01025)^x

8 0
3 years ago
Can someone plz help me plz ??
LUCKY_DIMON [66]

Answer:

-5/2, -2.3, sqrt2, sqrt5, 2 1/4, 2.3, 4

8 0
2 years ago
Assume that y varies directly with x, then solve.
attashe74 [19]

2×y = 2×6= 12 so 2×x = 2×23 = 43 = 113

Step-by-step explanation:

Is this what you are looking for?

3 0
3 years ago
Other questions:
  • What is the answer to y=-8x-14 and y=6x
    14·1 answer
  • Solve the system using substitution x=3y-11 4x-3y=-26
    10·1 answer
  • What is the solution to the following system of linear equations?
    9·1 answer
  • Warm-up for you! Get your brain ready! 50 points! You got this!
    5·1 answer
  • What is the equation of a line that has a slope of 1/2 and passes through point (2, -3)
    12·1 answer
  • Using the diagram below, find x.
    9·1 answer
  • Each of 165 newly manufactured items is examined and the number of scratches per item is recorded (the items are supposed to be
    6·1 answer
  • How many 3-digit hexadecimals start with a letter (A-F) or end with a numeral (0-9) (or both)? Explain.
    12·1 answer
  • Please answer this question its 7th-grade math
    14·2 answers
  • The masses of two similar objects are 24kg and 81 kg respectfully. If the surface area of the larger one is 540cm2, find the sur
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!