tellezj5811
tellezj5811 tellezj5811
  • 02-06-2021
  • Mathematics
contestada

Which point is an x-intercept of the function y = 2 cot(1/4^x)?

A) (0,0)
B) (π,0)
C) (2 π,0)
D) (4 π,0)

Respuesta :

hnori22003
hnori22003 hnori22003
  • 02-06-2021

Just need to put zero instead of y and solve the equation for find the value of x :

0 = 2 Cot ( x/4 )

Cot ( x/4 ) = 0

Cot ( x/4 ) = Cot ( π / 2 )

x / 4 = π / 2

x = 4 × π / 2

x = 2π

Thus the correct option is C .

Answer Link

Otras preguntas

Dr. olson is studying the importance of privacy to people of different ages. in a cross-sectional study, she finds that people in their sixties are more relucta
What’s the answer I think is scientific Inquiry
What aspect of muhammad's beliefs most disturbed those who practiced traditional arab religions?
Ou have $32 to spend at the music store. each cassette tape costs $5 and each cd costs $9. write a linear inequality that represents this situation. let x repre
Which point has coordinates (3,4)
[tex]8 \ \frac{4}{5} < > 8.08[/tex]which is greater?
Which executive agency regulates the insurance industry?
The control of infectious disease remains challenging a century after the understanding of infectious disease began. what contributes to the continuing challeng
Write an expression
Some chickens lay an egg every day. Other chickens produce few eggs. A study is planned to examine some factors that might affect the number of eggs produced