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Ksenya-84 [330]
2 years ago
15

27 to the power of 0.5 times 3 to the power of -0.5

Mathematics
2 answers:
Alchen [17]2 years ago
5 0

Answer:

3

Step-by-step explanation:

guapka [62]2 years ago
3 0

Answer:

3

Step-by-step explanation:

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3z2 - 2z + 8 <br> -<br> (10z2 +7z - 12)
klemol [59]

Answer: 7z²-9z+20

Step-by-step explanation:

PEMDAS - Please Excuse My Dear Aunt Sally - Parentheses, Exponents, Multiplication, Division, Addition, Subtraction

4 0
2 years ago
Mrs.smith paid $125 to have her hair colered and cut.if she tips her hairdresser 15% of her bill how much was the tip
rewona [7]
125 divided by 100 is 1.25, 1.25 times 15 is 18.75.She tips $18.75
5 0
2 years ago
Зn - 3 = 4n + 1<br>step by step<br>​
JulsSmile [24]

Answer: n = -4

3n - 3 = 4n + 1

Add 3 to both sides

3n = 4n + 4

Subtract 4n from both sides

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Divide by -1 on both sides

n = -4

8 0
3 years ago
Read 2 more answers
Which is the expanded form of 567,000,200?
Ivenika [448]

Answer:

According to me the answer should be 'a'

6 0
2 years ago
Find the slope of the line passing through the two points.
GalinKa [24]

The fromula of a slope:

m=\dfrac{y_2-y_1}{x_2-x_1}

a) (-1, -8), (-7, -4)

substitute

m=\dfrac{-4-(-8)}{-7-(-1)}=\dfrac{-4+8}{-7+1}=\dfrac{4}{-6}=-\dfrac{2}{3}

b) (2.1, 3.8), (3.1, 7.6)

substitute

m=\dfrac{7.6-3.8}{3.1-2.1}=\dfrac{3.8}{1}=3.8

4 0
2 years ago
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