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jekas [21]
4 years ago
14

How can you tell whether a square root of a whole number is rational or irrational

Mathematics
1 answer:
sveticcg [70]4 years ago
5 0

Answer:

<h3><em>Real numbers have two categories: rational and irrational. If a square root is not a perfect square, then it is considered an irrational number. These numbers cannot be written as a fraction because the decimal does not end (non-terminating) and does not repeat a pattern (non-repeating).</em></h3>

Step-by-step explanation:

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A square platter has sides that are 15 inches long. What is the platters perimeter?
BaLLatris [955]
The perimeter is 60 in
6 0
3 years ago
Find the measure of an angle whose complement is five times its measure.
ch4aika [34]

Answer:

The measure of the unknown angle is 15°.

Step-by-step explanation:

Represent this angle by A.  Then the complement of A is 90° - A.

"Angle whose complement is five times its measure" would be expressed as

90° - A = 5A

Solve this for A by adding A to both sides:

90° = 6A.  Then A = 90°/6, or 15°

4 0
3 years ago
A thumb tack is about 0.85 cm long. Write the length of the thumbtack as a fraction in simplest form.
Artyom0805 [142]

Answer:

17/20 cm

Step-by-step explanation:

At first it would be 85/100. Then you would divide both the numerator and denominator by 5 to get 17/20

8 0
3 years ago
PLS HELP<br>First answer- (5,0) (10,0)<br>Second answer- (0,1//20) (0,20)<br>​
Julli [10]
X-intercept mean y=0

2/5x+1/10(0)=2

2/5x=2

X= 5

X-intercept = (5,0)

Y-intercept means x= 0

2/5(0)+1/10y=2

1/10y=2

y=20

Y-intercept = (0,20)

7 0
3 years ago
G(x)= √x+3 help plsss
const2013 [10]

Answer:

All real values of x such that x ≥-3

Step-by-step explanation:

g(x) = sqrt(x+3)

A sqrt must be greater than or equal to zero

sqrt (x+3) ≥ 0

Square each side

x+3≥ 0

Subtract 3 from each side

x ≥-3

The restrictions on x are x ≥-3

That means the domain is x ≥-3

All real values of x such that x ≥-3

8 0
3 years ago
Read 2 more answers
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