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

HHHHEEEEEEEEEEELLLLLLLLLLPPPPPPPPPP!!!!!!!!!Will mark brainliest Solve for s. SA = πrs + π r2
Use the following excerpt from the Civil Rights Act of 1964 to answer the following question: "(2) No person acting under [the] law shall --" "...(B) deny the r
Please help click on the image below
What is the exact distance from (–5, 1) to (3, 0)? Pre-algebra 1
I really need help on this
A builder has an 8-acre plot divided into 1/4-acre home sites. How many 1/4-acre home sites are there? Remember this is dividing fractions! Hope lots of you hel
If h(x) = x – 7 and g(x) = x2, which expression is equivalent to (g*h) (5)A.) (5-7)^2B.) (5)^2-7C.) (5)^2(5-7)D.) (5-7)x^2
Stuck on this question for homework.
This court case ruled that the government could only punish the advocacy of illegal action if it directly incited lawless actions. A. Schenck v. United States (
Which number sentence below is not correct? 5.045 > 5.044 17.154 < 17.15 13.07 < 13.072 7.67 = 7.6700