Question

If ∆ is an operation on integers such that a∆b =-a + b-(-2) for all integers a,b . Find the value of (-5) ∆ 6​

Answer 1

Answer:

13

Step-by-step explanation:

(-5) ∆ 6 = -(-5)+6-(-2)

=5+6+2

=13

Answer 2

Answer:

9

Now using the given definition of Δ we've,

7Δ(−4)

=7−(−4)−2

=7+4−2

=9.

Step-by-step explanation:

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