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Brums [2.3K]
2 years ago
14

Plz answer both and i need help

Mathematics
1 answer:
Whitepunk [10]2 years ago
6 0

Answer:

1 is commutative property

2 is associative property

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Please answer thank u i give brainliest to best answer
boyakko [2]

Answer:

A, B, C,

Step-by-step explanation:

Just use a calculator...?

a)

2^-^2*2^8=\frac{1}{2^2}*2^8=\frac{2^8}{2^2}=2^8^-^6=2^6=64\\

b)

3^-^5*3^1=\frac{1}{3^5}*3=\frac{3}{243}=\frac{1}{81}

c)

4^4*4^-^3=\frac{4^4}{4^3}=4^1=4

d)

5^3*5^-^1=\frac{5^3}{5^1}=5^2=25

e)

6^-^8*6^-^6=\frac{6^6}{6^8}=6^-^2=\frac{1}{6^2}=\frac{1}{36}

f)

8^2*8^-^4=\frac{8^2}{8^4}=8^-^2=\frac{1}{8^2}=\frac{1}{64}

3 0
3 years ago
Read 2 more answers
Some fractions have a denominator that is greater than the numerator. Some fractions have a numerator that is greater than the d
Elanso [62]
No, you can't. If the denominator is greater than the numerator, that fraction's absolute value is always less than 1. If the numerator is greater than the denominator, that fraction's absolute value is always more than 1. Therefore, for both of them to be equal to each other, you are saying that a fraction that is less than 1 is equal to the fraction more than one. However, you can have a fraction with a larger denominator actually be of greater value than the one with the larger numerator. For example, -(9/8) vs -(8/9). -(9/8) has a greater numerator, yet -(8/9) is greater than it, despite having a larger denominator. Of course, this case can be written off as having the negative factored in with either the numerator with denominator, so it is easier to remember the rule above without the negative mumbo jumbo.
3 0
2 years ago
Please help me with this question
Hunter-Best [27]

Answer:

y = \frac{1}{2} x + 1

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = - 2x + 2 ← is in slope- intercept form

with slope m = - 2

Given a line with slope m then the slope of a line perpendicular to it is

m_{perpendicular} = - \frac{1}{m} = - \frac{1}{-2} = \frac{1}{2}

The line crosses the y- axis at (0, 1) ⇒ c = 1

y = \frac{1}{2} x + 1 ← equation of line

5 0
3 years ago
I didn't mean to choose an answer
Anvisha [2.4K]

Answer:

50

Step-by-step explanation:

Volume of rectangular pyramid=(l*w*h)/3, so 150/3=50

5 0
2 years ago
Read 2 more answers
A store receives tomatoes in boxes of 70 tomatoes each. About 3 tomatoes per box cannot be sold due to damage. The expression 70
Andrews [41]

Answer:

67b

Step-by-step explanation:

70b-3b=67b

The variables are the same so you can combine like terms

3 0
2 years ago
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