Question

find 3 numbers in ap whose sum is 15 and product is 80

Answer 1

Step-by-step explanation:

three no. of AP is (a-b),(a),(a+b)

according to question..

a-b+a+a+b= 15

3a = 15

a = 5 -----------(1)

and

(5+b)(5+2b)(5+3b)=80 .....(from eq. 1)

you can find value b

and put in eq 1

now put the value of a and b in three term of AP