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2 years ago

Which statement correctly describes order of operations (PEMDAS)?

Mathematics

2 answers:

Sloan [31]2 years ago

5 0

Answer:

✔ Multiplication always comes before division.

✔ Subtraction is always the last operation to use.

Step-by-step explanation:

"PEMDAS means, Parenthesis ; Exponents; Multiplication; Division ; Addition ; Subtraction."

Serjik [45]2 years ago

4 0

Answer:

Step-by-step explanation:

parentheses exponents multiplication division addition subtraction

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Answer :

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Step-by-step explanation:

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2 years ago

What is 2 exponent 4 time 2 exponent negative 7 equal

Elena L [17]

Answer: i’m not sure if it’s just simplifying or factoring. but for simplifying it equals. 1/8 or .125

Explanation: calculator

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3 years ago

A car has a windshield wiper on the driver's side that has total arm length of 10 inches. It rotates

son4ous [18]

Answer:

75.44 Square Inches

Step-by-step explanation:

The diagram of the problem is produced and attached.

To determine the area of the cleaned sector:

Let the radius of the larger sector be R

Let the radius of the smaller sector be r

Area of the larger sector $=\frac{\theta}{360}X\pi R^2$

Area of the smaller sector $=\frac{\theta}{360}X\pi r^2$

Area of shaded part =Area of the larger sector-Area of the smaller sector

$=\frac{\theta}{360}X\pi R^2-\frac{\theta}{360}X\pi r^2\\=\frac{\theta \pi}{360}X (R^2- r^2)$

From the diagram, R=10 Inch, r=10-7=3 Inch, $\theta=95^\circ$

Therefore, Area of the sector cleaned

$=\frac{95 \pi}{360}X (10^2- 3^2)\\=75.44$ Square Inches$

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2 years ago

Need help with gem trip sequences 36 points!!!!!!!!!

coldgirl [10]

Answer:

$a_{n}$ = 8 $(-3)^{n-1}$

Step-by-step explanation:

The n th term of a geometric sequence is

$a_{n}$ = a $(r)^{n-1}$

where a is the first term and r the common ratio

Here a = 8 and r = - 24 ÷ 8 = - 3, thus

$a_{n}$ = 8 $(-3)^{n-1}$

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3 years ago

Please help!! fully simplify <img src="https://tex.z-dn.net/?f=%5Cfrac%7B%5Csqrt%7B300%7D%2B%5Csqrt%7B27%7D-%5Csqrt%7B

bija089 [108]

Answer:

The answer is 2

Step-by-step explanation:

Multiply the numerator and denominator by the conjugate.

6 0

2 years ago

Read 2 more answers