Difference 3908

Determine the fourth term and the difference AP if a1 = 3.2 and a2 + a3 = 7.

Correct answer:

d =  0.2
a4 =  3.8

Step-by-step explanation:

a1=3.2 a2+a3=7 a1+d+a1+2d=7 3d+2a1=7 d=(72 a1)/3=(72 3.2)/3=0.2
a4=a1+3 d=3.2+3 0.2=3.8



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: