Starygamergirl13
Starygamergirl13 Starygamergirl13
  • 14-01-2019
  • Mathematics
contestada

PLEASE HELP! WILL MARK BRAINLIEST!

PLEASE HELP WILL MARK BRAINLIEST class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 14-01-2019

Answer:

b. 75

Step-by-step explanation:

a(n) = a1 + d(n-1)

a(n) = 8.5 + 3.5(n - 1)

a(20) =  8.5 + 3.5(20 - 1)

a(20) =  8.5 + 3.5(19)

a(20) = 8.5  + 66.5

a(20) = 75

Answer Link
Аноним Аноним
  • 14-01-2019

Answer:

75.

Step-by-step explanation:

The nth term = a1 + d(n  -1)

Therefore the 20th term = 8.5 + 3.5(20 - 1)

= 8.5 + 3.5 * 19

=  75

Answer Link

Otras preguntas

The temperature of a cup of coffee varies according to Newton's Law of Cooling: dT dt equals negative k times the quantity T minus A, where T is the temperature
What’s the purpose of the Ferris wheel
What is the equation of the line that contains the point (-1 , 4) and has a slope of 3?​
How much did London Grow over an 80 year period?
Convert 40 ounces into pounds. Round your answer to the nearest tenth. Hint There are 16 ounces in one pound. A. 2.5 pounds B. 640 pounds C. 0.4 pounds PLS ASAP
rationalise the denominator√3-√5/√7-√6​
If sec(t) = -9.65, what is cos(-t)?
Write 3/50 as a percentage
Giving Brainliest If I mention the author's name in the text of my essay, I must also use the author's name in the parenthetical citation. True False
What four factors contributed to WA growth the late 1800s