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Please help i need this done asap

Please help i need this done asap-example-1
User Elena  Unanyan
by
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1 Answer

26 votes
26 votes

Answer:

A

Explanation:

Using the rules of exponents


a^(m) ×
a^(n) =
a^((m+n)) ,
a^(-m) =
(1)/(a^(m) ) ,
a^(0) = 1

(14x³
y^(-4) )(4
x^(-5)
y^(4) )

= 14 × 4 × x³ ×
x^(-5) ×
y^(-4) ×
y^(4)

= 56 ×
x^((3-5)) ×
y^((-4+4))

= 56 ×
x^(-2) ×
y^(0)

= 56 ×
(1)/(x^2) × 1

=
(56)/(x^2) → A

User A Campos
by
2.8k points