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3 years ago

HELP!! Simplify the expression 3y^2 • 4x^2y • 5x Using the laws of exponents. Show each step of your work.

1 answer:

5 0

3y^2 • 4x^2y • 5x = (3*4*5) * (y^2 * y) * (x^2*x) = 60 * y^3 * x^3 = 60 (xy)^3

where ((y^2 * y)) adding the powers in case of multiplication

and also for this: (x^2*x)

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PLEASEEE HELP!!

Kazeer [188]

Answer:

-60 and -28

Step-by-step explanation:

-60 + 42= -18

CHECK:

-42-18=-60

-56+-28=-84

CHECK:

-84+28=-56

Hope this helps <3 Need thanks? Comment /hearthelp

3 0

2 years ago

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Which of the following is equivalent to the radical expression below? 5^8*13

Bezzdna [24]

Answer:

$(d)$ $5^{8.13} = 5^{8} * 5^{\frac{1}{10}} * 5^{\frac{3}{100}}$

Step-by-step explanation:

Given

$5^{8.13}$

Required

Select an equivalent expression

$5^{8.13}$

Simplify the power

$5^{8.13} = 5^{8 + 0.1 + 0.03}$

Apply law of indices:

$5^{8.13} = 5^{8} * 5^{0.1} * 5^{0.03}$

Express decimal as fractions

$5^{8.13} = 5^{8} * 5^{\frac{1}{10}} * 5^{\frac{3}{100}}$

5 0

2 years ago

7 more than the quantity 3 times 2

Zolol [24]

Answer:

Step-by-step explanation:

(3 times 2)+7=x

6+7=x

x=13

5 0

2 years ago

PLSSS HELP!!! 35 POINTS!!!What is the sum of the geometric series 4 ∑ 3(3/4)i

Ket [755]

525/64 hope this helps

8 0

3 years ago

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5/2+18/5+11/4 what is the answer for this question

Likurg_2 [28]

Answer:

Step-by-step explanation:

basicallyi you want to find a common denominator before you add them up. the common denominator in this case would be 20, since it's the first common multiple all of them share

50/20 plus 72/20 plus 55/20

177/20 would be your answer

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3 years ago

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