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Practice
Simplify the expressions below.a) w-9 · w-12
w-21
w-21
b) q-9 · q-18
q-27
q-27
c) x9 · x-10
x-1
x-1
d) y-5 · y3
y-2
y-2
e) m3 · m-4
m-1
m-1
f) q8 · q-7
q1
q1
g) r-14 · r-4
r-18
r-18
h) v19 · v-11
v8
v8
i) v19 · v11
v30
v30
j) x13 · x9
x22
x22