Question

ɸ(2³ x 5² x 7²) =

• A. 3600
• B. 3360
• C. 3660
• D. 3260

Answer 1

Answer:

B. 3360

ɸ(2³ x 5² x 7²) = 2³ x 5² x 7² x (1- 1/2)(1 - 1/5)(1- 1/7) =2³ x 5² x 7² x 1/2 x 4/5 x 6/7 =3360