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vagabundo [1.1K]
2 years ago
12

Simplify: 5x^3 + 4x^3

Mathematics
2 answers:
Digiron [165]2 years ago
8 0

Answer:

9x^3

Step-by-step explanation:

5x^3 + 4x^3

Since these are like terms

x^3 (5+4)

9x^3

Firdavs [7]2 years ago
7 0

Answer:

9x^3

Step-by-step explanation:

5x^3 + 4x^3

Add the like terms.

=9x^3

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この問題を最も簡単に解決する. 不適切な回答はありません.
Dafna1 [17]

japones ^^

look you have to multiply

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and the answer that comes out of the multiplication is the correct one

4 0
3 years ago
If $42,000 is invested at 7% in a savings account for 8 years, what is the final amount monthly and continuously?
aivan3 [116]

Answer:

7,000

Step-by-step explanation:

so I think u divide $42,000 by 8 and then by 7%.

yea

5 0
3 years ago
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zvonat [6]

Answer:

12

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Given that cos 57° = 0.545, enter the sine of a complementary angle.<br> sin<br> h
noname [10]

Answer:

sin 33° = 0.545

Step-by-step explanation:

complementary angle to 57° is 33°

sin 33° = 0.545

4 0
3 years ago
Given: AB parallel to DC prove: ABE ~ DCE
slava [35]
The reasons would be:

alternate interior angles
vertical angles
AAA (all angles are congruent)

Since we know that the two line segments are parallel, this means that BC is a transversal.  Using that knowledge with the position of ABE and DCE, we see these are alternate interior angles.

AEB and DEC are vertical angles, since they share only a vertex.

This gives us 3 congruent angles, so the triangles must be similar.
8 0
3 years ago
Read 2 more answers
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