Can someone tell me what a rational number is?

a number that can be expressed exactly by a ratio of two integers.

Step-by-step explanation:

Let me know if you need a better explanation...

A rational number is a terminating or non-terminating but recurring (repeating) decimal. Any number that can be written as a fraction.

Step-by-step explanation:

Some examples are fractions and decimals.

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

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y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: