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Modern Algebra II Sections 6.1, 6.2 Review. A.A B.B C.C D.D A. Simplify (–3x 2 y)(5x 3 y 5 ). A.–15x 5 y 6 B.–15x 6 y 5 C.15x 5 y 6 D.

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Presentation on theme: "Modern Algebra II Sections 6.1, 6.2 Review. A.A B.B C.C D.D A. Simplify (–3x 2 y)(5x 3 y 5 ). A.–15x 5 y 6 B.–15x 6 y 5 C.15x 5 y 6 D."— Presentation transcript:

1 Modern Algebra II Sections 6.1, 6.2 Review

2 A.A B.B C.C D.D A. Simplify (–3x 2 y)(5x 3 y 5 ). A.–15x 5 y 6 B.–15x 6 y 5 C.15x 5 y 6 D.

3 A.A B.B C.C D.D B. Simplify (4x –2 )(xy –3 ). A. B. C. D.

4 1.A 2.B 3.C 4.D A. Simplify (x 3 ) 5. A.x 15 B.x 8 C.x 2 D.

5 1.A 2.B 3.C 4.D B. Simplify. A. B. C. D.

6 A.A B.B C.C D.D A. B. C. D.

7 A.A B.B C.C D.D A.2 B.20 C.2 × 10 2 D.2.592 × 10 13 BIOLOGY A petri dish started with 3.6 × 10 5 germs in it. A half hour later, there are 7.2 × 10 7. How many times as great is the amount a half hour later?

8 A.A B.B C.C D.D A.yes, 5 B.yes, 8 C.yes, 3 D.no A. Is a polynomial? If it a polynomial, state the degree of the polynomial.

9 A.A B.B C.C D.D B. Is a polynomial? If it a polynomial, state the degree of the polynomial. A.yes, 2 B.yes, C.yes, 1 D.no

10 1.A 2.B 3.C 4.D A.7x 2 + 3x – 8 B.–x 2 + 3x – 8 C.–x 2 + 3x + 2 D.–x 2 + x + 2 A. Simplify (3x 2 + 2x – 3) – (4x 2 + x – 5).

11 1.A 2.B 3.C 4.D A.9x 2 + 6x + 7 B.–7x 2 – 5x + 6 C.3x 2 – 6x + 7 D.3x 2 – 2x + 6 B. Simplify (–3x 2 – 4x + 1) – (4x 2 + x – 5).

12 1.A 2.B 3.C 4.D A.–3x 2 – 2x + 5 B.–4x 4 – 3x 2 – 6x C.–3x 4 + 2x 2 – 5x D.–3x 4 – 2x 3 + 5x Find –x(2x 3 – 2x + 5).

13 A.A B.B C.C D.D A.x 3 + 7x 2 + 10x – 8 B.x 2 + 4x + 2 C.x 3 + 3x 2 – 2x + 8 D.x 3 + 7x 2 + 14x – 8 Find (x 2 + 3x – 2)(x + 4).

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