(i) \(6 \times 6 \times 6 \times 6 = 64\)
(ii) \(t \times t= t ^2\)
(iii) \(b \times b \times b \times b = b^ 4\)
(iv) \(5 \times 5 \times 7 \times 7 \times 7 = 5^2 \times 7^3\)
(v) \(2 \times 2 \times a \times a = 2^2 \times a ^2\)
(vi) \(a \times a \times a \times c \times c \times c \times c \times d = a^ 3 c ^4 d\)