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Aleksandr-060686 [28]
3 years ago
11

Please can you work it out quickly thanks

Mathematics
1 answer:
PolarNik [594]3 years ago
5 0

the answer for the first one is 15

Step-by-step explanation:

the length of the rectangle is 18 and there are 6 squares in the horizontal lines so the length of each square is 18÷6=3.

there are 5 squares in the vertical line so the width is 3*5=15

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What is the equation of the line shown in this graph?
Vika [28.1K]

Answer:

y=1

Step-by-step explanation:

since there is no slope all you have is the y intercept so all you have to put is the y-intercept. That easy!

8 0
3 years ago
Which expression is equivalent to (r Superscript negative 7 Baseline) Superscript 6? r Superscript 42 StartFraction 1 Over r Sup
vodomira [7]

Power rule of exponents says that the power of the power of a exponent is equal to the multiplying both the powers. The expression which is equal to the given expression is,

\dfrac{1}{(r)^{42}}

The option B is the correct option.

Given information-

The given expression in the problem is,

[(r)^{-7}]^5

<h3>Power rule of exponents</h3>

Power rule of exponents says that the power of the power of a exponent is equal to the multiplying both the powers.

Suppose<em> </em><em>x</em> is a number with power <em>a. </em>The power is power of the power of number <em>x. </em>Then by the power rule of the exponents,

(x^a)^b=x^{ab}

Using the power rule of the exponents given expression can be written as,

[(r)^{-7}]^6=(r)^{-7\times 6} &#10;

[(r)^{-7}]^6=(r)^{-42}

<h3>Negative exponents rule</h3>

Negative exponents rule says that when a power of a number is negative, then write the number in the denominator with the same power with positive sign.Thus,

[(r)^{-7}]^6=\dfrac{1}{(r)^{42}}

Hence the expression which is equal to the given expression is,

\dfrac{1}{(r)^{42}}

The option B is the correct option.

Learn more about the power rule of exponents here;

brainly.com/question/819893

8 0
2 years ago
Read 2 more answers
If 150 is divided by x, then the remainder is 3. What is the remainder when 296 is divided by x?
aliina [53]
The answer I think is 2. 150/7 is 21 R 3. 296/7 is 42 R 2.
8 0
3 years ago
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Brandon bought Snacks for his teams practice he bought a bag popcorn for 211 and a six pack of juice bottles of total cost befor
yawa3891 [41]

Answer: 2.11X=11.41

X=9.3

or

211x=1141

930

Step-by-step explanation:

3 0
3 years ago
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Can a Scalene triangle be a isosceles triangle?<br><br> A: Always<br> B: Never<br> C: Sometimes
arsen [322]
A scalene triangle can never be an isosceles triangle. How? Well, let's take a look at the definition of a scalene triangle. In short, a scalene triangle is a classification of a triangle that does not have any congruent sides. On the other hand, an isosceles triangle is a triangle in which its legs are both congruent. Therefore, if a scalene triangle has two congruent legs, it wouldn't even be a scalene triangle, but instead it would be an isosceles triangle. Hope this helped!
3 0
4 years ago
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