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Answer 1

16)

Observe the graph,

The line is solid line then symbol is

The line is reflected about y-axis and shifted 2 units right.

The function is

The graph the shaded region is above the line equation.

The inequality is

Option 2 is correct answer.

Answer 2

93)

Observe the right angle triangle,

Angle

Side length

Find the angle

Consider right angle triangle angle

Triangle property:

Substitute

Option 2 is correct answer.

94)

Observe the right angle triangle,

Side length

Find the angle

Option 2 is correct answer.

Answer 3

97)

Observe the graph,

The sinusoidal function begins negative half cycle to positive half cycle completed.

One cycle is completed

Since, the graph the  function is

False.

Answer 4

98)

Observe the graph,

The sinusoidal function begins negative half cycle to positive half cycle completed.

One cycle is completed

Domain is

Range is

The wave form shifted vertical four units down.

Since, the graph the function is

Option 4 is correct answer.

Answer 5

99)

Observe the graph,

The sinu soidal function begins negative half cycle to positive half cycle completed.

Domain is

Range is

The wave form shifted vertical one units down and streatched by factor of 2 units cos function.

Since, the graph the function is

Option 1 is correct answer.

100)

The range of the

Draw the graph observe the curve is infinity vertically.

The function range is all are real numbers.