Question

a=9,a16=46,find d and s16

Answer 1

Answer:

Step-by-step explanation:

a=9

a16=46

therefore,

a + 15d= 46

9+ 15d = 46

15d = 46-9

15d= 37

d= 37/15

--------------------------

s16= n/2 [2a + (n-1)d]

    = 16/2 [2x9 + (16-1)37/15]

    = 8 [18 + 37]

    = 8 [55]

s16 = 440

Answer 2

HEy USeR HERE IS YOUR ANSWER IN THE PICS GIVEN ABOVE