Write each of the following in exponential form:

Match the items on the right to the items on the left.

a \times a \times a \times a \times a \times a \times a

a \times a \times a \times a \times a \times a \times a . . . 10 t i m e s

17 \times x \times x \times x \times y \times y \times y

y \times y \times y . . . 20 t i m e s

7 \times a \times a \times b \times b \times b \times b \times c

13 \times p \times p . . . 7 t i m e s \times q \times q \times q . . 12 t i m e s

a^{7}

a^{10}

17 x^{3} y^{3}

y^{20}

7 a^{2} b^{4} c

13 p^{7} q^{12}