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Deffense [45]
3 years ago
12

Which expression is equivalent to 0? (a)(-a) a +(-a) a/-a a - (-a)

Mathematics
2 answers:
Sergeeva-Olga [200]3 years ago
8 0
A+(-a) equals zero because they cancel each other out .

(a)(-a) equals -a
a/-a equals -a
and
a-(-a) equals positive a
cupoosta [38]3 years ago
6 0

Answer:

a - a or (a +(-a))

Step-by-step explanation:

A negative plus a positive is always zero if they have the same variable.

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The pth percentile is a value such that approximately a. p percent of the observations are less than the value and (100 - p) per
kogti [31]

Answer:

p percent of the observations are less than the value and (100 - p) percent are more than this value.

Step-by-step explanation:

Given : The pth percentile is a value such that approximately

Solution :

Definition : A percentile is a measure used in statistics indicating the value below which a given percentage of observations in a group of observations falls

So, The pth percentile means p percentage of observations in a group of observations falls bellow the value

So, (100-p) percentage of observations in a group of observations falls above the value

So, Option a is true

Hence p percent of the observations are less than the value and (100 - p) percent are more than this value.

5 0
3 years ago
What is a parallegram ?
Mrrafil [7]
A quadrilatetal with two different pairs of equal and parallel sides.
5 0
3 years ago
Omar is playing a computer game. He starts with 0 points wins 8 points loses 6 points 4 times and the wins 2 points. Which integ
poizon [28]

The integer that represents Omar's score is -14.

<h3>What is the  integer represents Omar’s score?</h3>

Integers are whole numbers. It is a number without a fraction or decimal component. Integers can either be positive, negative or zero.

When Omar wins, the points are added and when he losses, the points are subtracted.

0 + 8 - (6 x 4) + 2

0 + 8 - 24 + 2 = -14

To learn more about integers, please check: brainly.com/question/21493341

#SPJ1

6 0
2 years ago
A county has a goal to build 12,000 bus stop shelters in 48 months . If the county builds 215 bus shelters each month , will it
Leokris [45]

Answer:

No, it will not reach its goal.

Step-by-step explanation:

The main reason why it will not meet its goal is because if you do the math, 215 x 48 does not equal 12000, it equals 10320 which is just 1680 shelters low. Therefore, they will not meet their goal.

8 0
3 years ago
Read 2 more answers
Solve the equation.Check your solution<br><br>1.5x = 3
PIT_PIT [208]
Divide both sides by 1.5

1.5x = 3

x = 2

Check the equation by plugging in the 2.

1.5(2) = 3

3 = 3
3 0
3 years ago
Read 2 more answers
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