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sasho [114]
3 years ago
6

54x^3 +250y^3 in the sum of cubes please helpppp

Mathematics
1 answer:
Slav-nsk [51]3 years ago
4 0

Answer:

What is exactly the question?

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A and B are n×n matrices. Check the true statements below: A. (detA)(detB)=detAB. B. The determinant of A is the product of the
Rudik [331]

Answer with Step-by-step explanation:

We are given that

A and B are matrix.

A.We know that for two square matrix A and B

Then, det(AB)=det(A)\cdot det(B)

Therefore, it is true.

B. det A  is  the product of diagonal entries in A.

It is not true for all matrix.It is true for upper triangular matrix.

Hence, it is false.

C.\lambda+5=0

\lambda=-5

When  is a factor of the characteristics polynomial of A then -5 is an eigenvalue of A not 5.

Hence, it is false.

D.An elementary row operation on A does not change the determinant.

It is true because when an elementary operation applied then the value of matrix A does not change.

8 0
3 years ago
Use the drop down to complete the following inequality.
Tomtit [17]

Answer:

The inequality is c+2< 1

Step-by-step explanation:

we know that

In the figure, the value of c is less than -1

so

c< -1

Adds both side +2

c+2< -1+2

c+2< 1

5 0
3 years ago
Read 2 more answers
Meghan earns 20.00 dollars by walking dogs. She uses all of her earnings to buy a shirt for 12.85 dollars and some stickers for
PIT_PIT [208]

Answer:

She bought 11 stickers

Step-by-step explanation:

20 - 12.85

7.15

then

7.15/0.65

11

6 0
3 years ago
Read 2 more answers
How do I solve the multi step problem 8.5 - 1.2x = 6.7
LekaFEV [45]
First subtract 8.5 from both sides, then divide the -1.2 to get x by itself 


x=1.5
3 0
3 years ago
5x =2 writing your answer as a fraction in it’s simplest form
suter [353]

Answer:

x = 2/5

Step-by-step explanation:

5x=2

Divide  each side by 5

5x/5 = 2/5

x = 2/5

5 0
3 years ago
Read 2 more answers
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