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Practice
Simplify the expressions below.a) v · v-11
v-10
v-10
b) x7 · x5
x12
x12
c) r13 · r-11
r2
r2
d) y5 · y11
y16
y16
e) v15 · v10
v25
v25
f) q-18 · q4
q-14
q-14
g) w20 · w-18
w2
w2
h) v-18 · v13
v-5
v-5
i) r-7 · r2
r-5
r-5
j) q6 · q-14
q-8
q-8