If (7^a) (7^b) = (7^c) (7^d), what is d in terms of a, b and c?
- c - ab
- c/ab
- a + b - c
- c - a - b
Explanation
(7^a) (7^b) = (7^c) (7^d)
Using the property of exponents, we get:
7^(a+b) = 7^(c+d)
Equating the exponents, we get:
a + b = c + d
Rearranging the terms, we get:
d = a + b - c
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