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EleoNora [17]
3 years ago
9

(3x ^3 + 4x^2)+(3x3-4x^2-9x)=

Mathematics
1 answer:
strojnjashka [21]3 years ago
6 0

Answer:=6x3−9c

Step-by-step explanation:

3x3+4x2+3x3−4x2−9c

=3x3+4x2+3x3+−4x2+−9c

Combine Like Terms:

=3x3+4x2+3x3+−4x2+−9c

=(3x3+3x3)+(4x2+−4x2)+(−9c)

=6x3+−9c

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Simple interest rate earned after 12 years on 1350 at an interest rate of 8%
Mademuasel [1]

Answer:

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Step-by-step explanation:

Simple interest is

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I = 1350 * .08 * 12

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A jar contains nickels and dimes. There are 20 coins in the jar, and the total value of
weeeeeb [17]

Answer:

Step-by-step explanation:

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3 0
2 years ago
What is the product of a+3 and −2a2+15a+6b2?
Arte-miy333 [17]

Answer:

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Step-by-step explanation:

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8 0
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Step-by-step explanation:

Use formula for cube volume:

V=a³

Then add informations you already have and you are done.

V=0,5³

V=0,125 m³

8 0
2 years ago
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