Question

Which type of function is f(x)=3-2sinx

Answer 1

Answer:

what is f (x)=3-2sinx

please follow me

Answer 2

Answer:

Explanation:

We will restrict our discussion in

R

.

In

sin

x

, we can take any real no. as

x

,

which means that, the

Domain of

f

is

R

.

Next, we know that,

∀

x

∈

R

,

−

1

≤

sin

x

≤

1

.

Multiplying by

2

>

0

,

−

2

≤

2

sin

x

≤

2

,

&, adding

3

,

−

2

+

3

≤

3

+

2

sin

x

≤

2

+

3

⇒

1

≤

f

(

x

)

≤

5

.

∴

The Range of

f

is

[

1

,

5

]