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hram777 [196]
3 years ago
14

D= 5, -2, 1 e= 1, 2 Multiply matrix D by matrix E.

Mathematics
1 answer:
vivado [14]3 years ago
3 0

Answer: It's going to be a 3x2. Im assuming its [ 5 10 on the first row, second row would be -2, -4, then the bottom row would be 1, 2] Hope I helped!

Step-by-step explanation:

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What rational number is equal to -2/3
valkas [14]

Answer:

Here is a little prompt to help you out.

Step-by-step explanation:

Two rational numbers are said to be equivalent if we divide each decimal value will be the same. that is if a/b is equivalent to c/d if a/b=p.

7 0
3 years ago
How much time woiuld a old car take to cover a distance of 39 miles at a speed of 13 miles/i hour ?
yulyashka [42]

Answer:

3 hours

Step-by-step explanation:

39 miles/ 13 miles per hour means 3 hours. SIMPLE!

4 0
3 years ago
What is 4 to the 2/3 power
Anna11 [10]
\bf a^{\frac{{ n}}{{ m}}} \implies  \sqrt[{ m}]{a^{ n}} \qquad \qquad
\sqrt[{ m}]{a^{ n}}\implies a^{\frac{{ n}}{{ m}}}\\\\
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4^{\frac{2}{3}}\implies \sqrt[3]{4^2}\implies \sqrt[3]{(2^2)^2}\implies \sqrt[3]{2^4}\implies \sqrt[3]{2^{3+1}}\implies \sqrt[3]{2^3\cdot 2}
\\\\\\
2\sqrt[3]{2}
8 0
4 years ago
Elias completely covered a square canvas using 77.8 in.² of fabric without any overlap. Which measurement is closest to the side
ryzh [129]

Answer:

<h2>9 in</h2>

Step-by-step explanation:

Since the square canvas was completely covered using 77.8 in.² of fabric without any overlap, to get the side length of the canvas, we will use the formula for calculating the area of a square.

Area of a square = Length * Length

A = L*L

A = L²

Given the Area of the area of the square canvas as 77.8 in², on substituting this values into the formula to get L we have;

77.8 = L²

Take the square root of both sides

√77.8 = √L²

L = √77.8

L = 8.82 in

L ≈ 9inches

The length 8.82in gotten was approximated to 9in because <em>the first value after the decimal point is greater that 4 and once we have such case 1 will be added to the value before the decimal point i.e 8 to make it 9</em>.

<em>Hence measurement that is closest to the side length of this canvas in inches is 9inches.</em>

<em></em>

3 0
4 years ago
The 6 members of the homecoming decorating committee want to make 525 paper flowers for the homecoming dance. Each flower takes
stiv31 [10]
<h3>Answer:</h3>

6 hours 36 minutes, or 6 hours 31 1/2 minutes

<h3>Step-by-step explanation:</h3>

Dividing the task among the 6 committee members means each member will be making 525/6 = 87.5, that is, either 87 or 88 flowers. (We doubt that two people working together on the same flower will finish it in half the time.)

Each of the three committee members making 88 flowers will take ...

... 88 × 4 1/2 minutes = 396 minutes = 6 hours 36 minutes

Each member making 87 flowers will be finished 4 1/2 minutes sooner, after 6 hours 31 1/2 minutes.

_____

<em>Comment on the problem</em>

This problem seemingly invites you to divide the labor evenly among committe members. Doing that would give you an answer of 6 hours 33 3/4 minutes. You need to ask yourself whether that is practical for this situation.

4 0
3 years ago
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