valeramirez13 valeramirez13
  • 03-05-2021
  • Mathematics
contestada

Write an exponential function y = a(b)" whose graph passes through the given
points,
(-1,2),(2,54)

Respuesta :

lynnkc2000 lynnkc2000
  • 03-05-2021

Answer:

y = 6 * 3ˣ

Step-by-step explanation:

y = a * bˣ

(-1 , 2):   2 = a * (b)⁻¹ = a/b               a = 2b

(2 , 54)  54 = a * b²  = 2b * b² = 2b³

b³ = 54/2 = 27          b = 3

a = 6

Function: y = 6 * 3ˣ

Answer Link

Otras preguntas

Janice makes $5.25 per hour babysitting. In one week she received a bonus of $25 plus her hourly rate. Which equation would express Janice’s earnings if she wan
The bottom of a 13-foot straight ladder is set into the ground 2.5 feet away from a wall. When the top of the ladder is leaned against the wall, what is the dis
by what process do bacteria develop resistents against antibiotics​
Question 10 of 10 Which chemical equation represents a redox reaction? A. Na2CO3 + H2S - H2CO3 + Nas B. 2Li + MgCl2 + 2LICI + Mg C. Ca(OH)2 + H2SO4 CaSO4 + 2H20
please help me!! Solve the equation: -5y+4 = -11 what is y?
Scott can run the 50-yard dash in 6.9 seconds. How many yards could he run in 17.25 seconds?
I need help ASAP I’m doing a test
PLEASE HELP MEE RN! DUE IN 5 MINS SHOW YOUR WORK PLEASE directions: solve the solution using substitution.
The following statements do not make sense. Rewrite the sentences by replacing the underlined words or phrases with words or phrases that make sense. Follow the
What is the answer for 710 1/4 - -320 1/2