Mathematics, 28.01.2021 19:00 jimithy98

2. What is the difference? 10c3 – 8c3
A. 18c3
B. 2c3
C. 3c6
D. –80c6
3. What is the sum?

16x3 + 9x3
A. 25x6
B. 25x3
C. 7x3
D. 24x6
4.Find the difference.

(9a4 + 2a2 + 5) – (16a4 – 7a2 + 1)
A. 25a4 – 5a2 – 4
B. –7a4 – 5a2 + 6
C. 25a8 + 9a4 + 6
D. –7a4 + 9a2 + 4
5.Multiply 9x2(2x2 + 8x).
A. 18x4 + 72x3
B. 18x2 + 72x3
C. 11x4 – 17x3
D. 90x4

Answers: 3

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2. What is the difference? 10c3 – 8c3
A. 18c3
B. 2c3
C. 3c6
D. –80c6
...

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