3 years ago

Simplify the expression 5^3•5^-5

Mathematics

2 answers:

Fantom [35]3 years ago

7 0

Answer:

$5^{-2}$ is the answer

Step-by-step explanation:

just add the 3 and -5 and u get -2

if the main number is the same keep it

ik this doesnt make any sense but hope this helps....

Ronch [10]3 years ago

3 0

Answer:

Step-by-step explanation:

$5^3\times\:5^5\\\\\mathrm{Apply\:exponent\:rule}:\quad \:a^b\times\:a^c=a^{b+c}\\5^3\times\:5^5=5^{3+5}\\\\=5^8=390625$

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aksik [14]

Remember
$(a^b)^c=a^{bc}$
and
$\frac{x^a}{x^b}=x^{a-b}$

so

$\frac{(7^2)^5}{7^{-6}}=$
$\frac{7^{2*5}}{7^{-6}}=$
$\frac{7^{10}}{7^{-6}}=$
$7^{10-(-6)}=$
$7^{10+6}=$
$7^{16}$

the answer is D

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Mkey [24]

The lateral area is 192 cm².

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bezimeni [28]

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3 years ago

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const2013 [10]

Answer:

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3 years ago

Is P= {a, b} then the number of subsets of P is what?

I am Lyosha [343]

Answer:

Step-by-step explanation:

The number of subsets of P simply refers to the power of the sets.

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where P(P) is the power of the set P

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