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Algebra L7-2 Quiz v2

Last updated about 2 years ago

5 questions

1

1

Question 2

2.

Express the product as a single polynomial in standard form.
(-2x+5)(4x-9)

1

1

1

Question 1

1.

Which option is the product of
5z^{3}(2z^{2}-13z+20)

5z^{3}+2z^{2}-13z+20

10z^{5}-65z^{4}+100z^{3}

10z^{6}-65z^{3}+100

25z^{6}-65z^{3}+100

Question 3

3.

Which of the following represents the correct multiplication (ONCE YOU REPLACE 72 with 54 BECAUSE MR S DOESN'T KNOW HIS MULTIPLICATION TABLES)
(9x-5)(x^{2}-3x+6)

Question 4

4.

Choose the option which gives the product as a single polynomial in standard form.
(4y^{2}-5)(y^{2}+9y-5)

4y^{4}+36y^{3}-25y^{2}-45y+25

4y^{4}+36y^{3}-20y^{2}-5y^{2}-45y+25

5y^{2}+9y-10

16y^{4}+11y^{2}-45y-25

Question 5

5.

The dimensions of a rectangular box are x\textrm{ cm}\times x\textrm{ cm}\times (2x-4)\textrm{ cm}.

What is the volume of the box in \textrm{cm}^{3}?