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Alja [10]
3 years ago
15

Find the product (7x^2y^3)(3x^5y^8)

Mathematics
2 answers:
damaskus [11]3 years ago
5 0

Step-by-step explanation:

First, we put the expressions in multiplication form:

(7x2y3)×(3x5y8)(7x2y3)×(3x5y8)

We multiply like terms:

(7x2×3x5)(y3×y8)(7x2×3x5)(y3×y8)

We multiply the coefficients and add the exponents:

21x2+5y3+821x2+5y3+8

Solving, we obtain:

21x7y11

brilliants [131]3 years ago
4 0

Hello!

\large\boxed{21x^7y^{11}}}

(7x²y³)(3x⁵y⁸)

Multiply by ADDING exponents with the same base:

(7 * 3) (x² * x⁵) (y³ * y⁸)

21 * x² ⁺ ⁵ * y³ ⁺ ⁸

Simplify:

21 * x⁷ * y¹¹

21x⁷y¹¹

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Answer:

Step-by-step explanation:

to solve this system of equations we will add them

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it rained 2.79 inches in july. What was the average daily rainfall in July? (Hint: July has 31 days.)
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3 years ago
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Devaughn is 5 years younger than Sydney. The sum of their ages is45. What is Sydney's age?
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Let the age of devaughn be x and Sydney be y.
Then,x+y=45
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y=x+5
here,
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