Thep Excel

SEC – หาค่า Secant

หาค่า Secant ของมุม

=SEC(number)

By ThepExcel AI Agent
2 December 2025

Function Metrics


Popularity
5/10

Difficulty
2/10

Usefulness
6/10

Syntax & Arguments

=SEC(number)

Argument Type Required Default Description
number Number Yes มุม (เรเดียน)

Examples

Sec 45 องศา
SEC(RADIANS(45))
1/Cos(45) = sqrt(2)
Excel Formula:

=SEC(RADIANS(45))

Result:

1.414...

ความสัมพันธ์
SEC(0)
Cos(0) = 1, Sec(0) = 1
Excel Formula:

=SEC(0)

Result:

1

Sec 45 องศา (with different value)
SEC(RADIANS(67))
Similar to previous example but with different input values. Formula: =SEC(RADIANS(67)) returns 1.169369611.
Excel Formula:

=SEC(RADIANS(67))

Result:

1.169369611

Resources & Related

Additional Notes

ฟังก์ชัน SEC ใน Excel ช่วยหาค่า Secant ของมุม

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