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Darina [25.2K]
4 years ago
11

Please give me answers

Mathematics
1 answer:
Nikolay [14]4 years ago
6 0
For number 9. its 34 × 65 = 65 × 34.. So that means its communicative property
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Find the slope for (3,0) and (4,1)
Delvig [45]

Answer:

The slope is 1

Step-by-step explanation:

the formula for finding slope is : y2-y1/x2-x1

2. Subsitute: (1)-(0)/(4)-(3) = 1/1 = 1

Therefore, the slope is 1.

8 0
2 years ago
Which expression is equivalent to 7(5t)?
Dafna11 [192]

Answer:

35+7t

Step-by-step explanation:

7(5t) {If you expand it}

7×5+7×t

35+7t

3 0
3 years ago
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Explain why this matrix equation has no solution: A 11 17 −8 13 = 0 0 0 0.
qwelly [4]

The matrix equation has no solution because the same matrix of equal magnitude and opposite in nature is been added to it.

Given to us

A + [11   17   -8    13] = [0   0   0   0]

<h3>What is the value of matrix A?</h3>

We know that the given matrix will give values as zero if the same matrix is been deducted from it, therefore,

A + [11   17   -8    13] = [0   0   0   0]

A = [0   0   0   0] - [11   17   -8    13]

A = [-11   -17   +8    -13]

Thus, the matrix is equal to [-11   -17   +8    -13].

<h3>why this matrix equation has no solution?</h3>

The matrix equation has no solution because the same matrix of equal magnitude and opposite in nature is been added to it, therefore, [11   17   -8    13] is been added to it.

Thus, the sum of the two matrices has no solution.

Learn more about Matrices:

brainly.com/question/11367104

5 0
2 years ago
PLRASE HELPPP PLS IM STUCK
GaryK [48]

Answer:

Khan Academy.

Step-by-step explanation:

You can go on khan academy and search up "percentages and numbers." The videos should immediately pop up. there are also lessons if you don't want to risk getting your problem wrong. If you are still confused and do not understand please just comment and I will respond.

3 0
2 years ago
a 60 foot tree casts a shadow 85ft long. the sine of the angle between the ground and the line that connects the tip of the shad
Jet001 [13]
The shadow to the top of the tree is 60 ft it all makes sense
8 0
3 years ago
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