If the 3rd and the 9th term of an ap are 4 and -8 respectively, which term of this a.p is zero?

Mathematics

1 answer:

Debora [2.8K]3 years ago

5 0

Answer:

The 5th term.

Step-by-step explanation:

a3 = a1 + 2d = 4

a9 = a1 + 8d = -8

Subtracting :

6d = -12

d = -2

So it's the 5th term because:

a5 = a3 + 2(-2)

= 4 - 2(2) = 0

You might be interested in

Which function does the graph represent?

pashok25 [27]

Answer: imgurl=http%3A%2F%2Fwww.rasmus.is%2FIS%2FT%2FF%2FSu52k03_m01.gif&imgrefurl=http%3A%2F%2Fwww.rasmus.is%2Fuk%2Ft%2FF%2FSu52k03.htm&tbnid=0mYNOM8hE-8CkM&vet=12ahUKEwj4y9mb3NrvAhXNtFMKHZ9kCDEQMygIegUIARCjAQ..i&docid=Iv4G7-Ojzx0JrM&w=290&h=247&q=Which%20function%20does%20the%20graph%20represent%3F3%2C%2015)Of(x)%20%3D%20(x%20%2B%203)(x%20%2B%207)O%20f(x)%20%3D%20(x%20-%203)(x%20-%207)O%20f(x)%20%3D%203(x%20%E2%80%93%203)(x%20%E2%80%93%207)Of(x)%20%3D%2011(x%20%2B%203)(x%20%2B%207)&safe=active&ved=2ahUKEwj4y9mb3NrvAhXNtFMKHZ9kCDEQMygIegUIARCjAQ

8 0

3 years ago

Pls help i will put Brainliest

anzhelika [568]

Answer:

It would have to be cup C.

8 0

3 years ago

Y and x have a proportional relationship, and y = 12 when x = 5. What is the value of y when x = 8?

jenyasd209 [6]