karrrina21 karrrina21
  • 03-06-2021
  • Mathematics
contestada

Write an explicit formula for an, the nth term of the sequence 7, -28, 112, ....

Respuesta :

hnori22003
hnori22003 hnori22003
  • 03-06-2021

t( 1 ) = 7

q = t( 2 ) ÷ t( 1 ) = - 28 ÷ 7 = - 4

____________________________

t( n ) = t( 1 ) × q^( n - 1 )

t( n ) = 7 × ( - 4 )^( n - 1 )

Answer Link

Otras preguntas

Select the correct translation for each irregular verb form. (Latin) So basically pair these up you want we were able he did not want she is a
1) Popopo can best be described as
Name the other nervous system that your nervous system works with to coordinate behaviour and respond to our surroundings?
What sort of data did Elmo's library search probably reveal to prompt his decision
Which statement describes DNA? O Chromosomes are wrapped around proteins and condensed into DNA. O DNA stores an organism's genetic code. O DNA is found in the
It's a good idea before reading long report, such as a government document, to scan _____, because they serve as road signs to guide you.
Complete the square to re-write the quadratic function vertex form:y=x2 + 4x + 4​
Redesigned Computers has 6.5 percent coupon bonds outstanding with a current market price of $742. The yield to maturity is 13.2 percent and the face value is $
Jada is making a circle graph of her college tuition and fees. She spends 10% of her expenses on board. Since a circle has 360º, lada knows that the central ang
During the moments following the 9/11 terrorist attacks, President George W. Bush instructed his vice president to force any suspicious planes in U.S. airspace