0

A binary operation ⊗ is defined by m⊗n=mn+m−n on the set of real numbers, for all m, n ∈ R. Find the value of 3⊗(2⊗4)

A: 6

B: 25

C: 15

D: 18

**Comments**

0

if m ⊗ n = mn + m - n,

(2 ⊗ 4) = (2x4) + 2 - 4

= 8 + 2 - 4

(2 ⊗ 4) = 6

(3 ⊗ 6) = (3x6) + 3 - 6

= 18 + 3 - 6

= 15

**Answer: C**

Your Answer