hawkswoopergami hawkswoopergami
  • 01-01-2018
  • Mathematics
contestada

How many terms are in the arithmetic sequence –27, –16, –5, …, 292?

Hint: a_n=a_1+d(n-1) , where a_1 is the first term and d is the common difference

Respuesta :

tynollette tynollette
  • 01-01-2018
a(n)=a(1)+d(n-1)
in this case, a(n)=292, a(1)=-27, d=-16-(-27)=11
292=-27+11(n-1)
11(n-1)=319
n-1=29
n=30
there are 30 terms. 
Answer Link

Otras preguntas

Explain why engagement risk, professional skepticism, and assessment of fraud risk are important in this scenario.
solve for w. 7w=11.2
The best safety feature for preventing whip flash is the airbag ?
A recipe that serves six calls for four cans of diced tomatoes. How many cans of diced tomatoes are needed for each serving?
ΔABC has three sides with these lengths: AB = 9, BC = 40, and CA = 41. What is the value of cos C?
The profit in manufacturing x refrigerators per day, is given by the profit relation p = ¡3x2 + 240x ¡ 800 dollars. a how many refrigerators should be made each
Evaluate. r-s/9 for r= 26 and s =8 Simplify your​ answer
What is the solution to the equation 0.8m − 4 = −0.8m?
You are a subject in an experiment and you are told: “look at this apple very carefully and tell me your exact sensations and feelings as you experience them.”
What do we learn from the data in case exhibit 2? does the data provide additional valuable information? why or why not?