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
just olya [345]
3 years ago
15

N =⟨−2,  −1⟩ and D=

7D%5Cright%5D" id="TexFormula1" title="\left[\begin{array}{cc}-3&0\\4&1\\\end{array}\right]" alt="\left[\begin{array}{cc}-3&0\\4&1\\\end{array}\right]" align="absmiddle" class="latex-formula">
What is D⋅n?
Mathematics
1 answer:
zepelin [54]3 years ago
5 0

Answer:

6

-9

Step-by-step explanation:

-3(-2) + 0(-1)

4(-2) + 1(-1)

6 + 0

-8 + -1

6

-9

*don't forget to add brackets on each side of every calculation okay :)

You might be interested in
Nigel wants to average 85% on his four tests. He got 77%, 89%, 78% on his first three tests. What does he need to get on his las
Arte-miy333 [17]

Answer:

He needs to get 96%

Step-by-step explanation:

Add 96 89 77 and 78 together and divide by 4, it should be 85

4 0
3 years ago
-2(x + 2) = -2x ++ 5x -1
earnstyle [38]

Answer:

-⅗ = x

Step-by-step explanation:

Here is what you get when you distribute the -2 on the left side of the equivalence symbol and combine like-terms on the right side of the equivalence symbol:

-2x - 4 = 3x - 1

Here is the solution:

-2x - 4 = 3x - 1

-3x -3x

----------------

-5x - 4 = -1

4 +4

----------------

-5x = 3

----- -----

-5 -5

x = -⅗

I am joyous to assist you anytime.

8 0
3 years ago
Type the expression that results from the following series of steps:
d1i1m1o1n [39]

Answer:

(x-6)3

hope it helps

4 0
2 years ago
Read 2 more answers
Evaluate each expression for the given value (please answer all)
Anna [14]

Answer:

-20a - 65 = -104  for  a = 2.7

-6x + 52 = 45  for  x = 1 1/6

Step-by-step explanation:

-20a - 50  for  a = 2.7

Insert 2.7 in for a.

-20(2.7) - 50 = -54 - 50 = -104

-6x + 52  for  x = 1 1/6

Insert 1 1/6 for x.

-6(1 1/6) + 52 = -7 + 52 = 45

8 0
3 years ago
What is 74,233 increased by 58,490
lawyer [7]
74,233 increased by 58,490 is 74,233 * 58,490 so its 4,341,888, 170. So 4 billion, 341 million, 888 thousand, 170.

Scientific notation is 4.34188817 * 10 to the 9th power.
8 0
3 years ago
Read 2 more answers
Other questions:
  • Alex skateboards at a constant speed from his house to school 3.8 miles away. It takes him 18 minutes. What fraction represents
    7·1 answer
  • Eighty-three and seventy-four hundredths minus sixty-one and ninety-seven hundredths equals _____.
    11·2 answers
  • A burst of electromagnetic radiation has a frequency of 1 exahertz. One exahertz equals 10^12 megahertz. Each megahertz is equal
    15·1 answer
  • Order from greatest to least. A. 5/4,1.5,-0.5,-2/3. B.0.11,0.1,-11/12,-1 3/10. C.1.312,-1.33,-1 3/9,-1 3/10
    15·1 answer
  • Piece function:
    14·1 answer
  • A customer at a restaurant buys the lunch special, which includes a sandwich, a
    15·1 answer
  • What is the measure of angle g?
    8·1 answer
  • Carl scored 35% of his basketball teams 40 points during a game. How many point did Carl scored
    5·2 answers
  • Please help<br> Me solve this ASAP
    7·1 answer
  • Help a girl out pls!!!
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!