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
Fudgin [204]
3 years ago
13

What is 3x²-2 if x is -3

Mathematics
1 answer:
Lapatulllka [165]3 years ago
8 0

Answer:

Step-by-step explanation:

3x² -2 =3*(-3)²-2=3*9 - 2

         = 27 - 2

        = 25

You might be interested in
Select the solution(s) of log2x=1−log(x+4).
mart [117]

Step-by-step explanation:

log2x = 1 - log(x+4)

log2x = log10 - log(x+4)

log2x = log[10/(x+4)]

2x = 10/(x+4)

2x(x+4) = 10

2x² + 8x - 10 = 0

÷2 both sides of equation

x² + 4x - 5 = 0

(x+5)(x-1) = 0

x = -5, 1

x isn't be -5 because logA, A need to be > 0

So, x value is 1

7 0
2 years ago
Zoe babysat for x+3 hours yesterday.she earned x-2 dollars per hour.write a polynomial expression that represents the amount Zoe
vekshin1

Answer:

y=3x+2

Step-by-step explanation:


5 0
3 years ago
Complete the equation shown on the model
enyata [817]
Oh just complete it okay bae u got it
6 0
1 year ago
Simplify please help
aleksandr82 [10.1K]

Answer:

4√10xy/32y is the answer. (I think)

5 0
2 years ago
castel invests $7178 in a savings account with monthly compounding. after 7 years, the balance reaches $12,543.00. What is the i
Maurinko [17]
200...……………gggggggg ggggg gggg
6 0
3 years ago
Read 2 more answers
Other questions:
  • A bag contains yellow marbles and blue marbles, 23 in total. The number of yellow marbles is 7 less than 2 times the number of b
    14·1 answer
  • Three dressers are placed side by side. One dresser is 6 feet 7 inches wide, another is 2 feet 10 inches wide, and the third is
    12·1 answer
  • Greg thought of a number and divided it by 3 what can he do to get back his original number
    5·1 answer
  • 2 At Bea's Pet Shop, the number of dogs, d, is initially five less than twice the number of cats, c. If she decides to add three
    8·1 answer
  • NEED HELP!!! URGENT.................
    8·2 answers
  • <img src="https://tex.z-dn.net/?f=100%20%5Ctimes%2068%20%5Cdiv%2015" id="TexFormula1" title="100 \times 68 \div 15" alt="100 \ti
    15·1 answer
  • Factor 9c³– 6c² <br> Please help this is due soon
    10·2 answers
  • Caroline drew two triangles and used them to construct a rhombus with two acute angles and two obtuse angles. Which could be one
    14·1 answer
  • Pls help! due tonight! Will give brainliest! And pls explain! 16 points!
    9·1 answer
  • A keyboarding instructor at a community college collected data comparing a student's age and their typing speed. The equation fo
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!