The largest kind of shark is the _____ shark.

whale
black
hammer
white
ray

whale

- 2r(8r + 5) (1 point)

- 16 ^ 2 + 5

- 16 ^ 2 + 10

- 16r ^ 2 - 10r

- 16r ^ 2 - 10

16r^2 - 10r

Multiply the following polynomials

- 2r(8r + 5) (1 point)

- 16 ^ 2 + 5

- 16 ^ 2 + 10

- 16r ^ 2 - 10r

- 16r ^ 2 - 10

The answer is 16r^2 - 10r.

Multiply the following polynomials.

7. 4a(a ^ 2 + 7a + 4) (1 point)

© 4a + 28a ^ 2 + 16a

© 4a ^ 3 + 28a ^ 2 + 16a

© 4a ^ 3 + 44a

44a ^ 4

The answer is 4a^3 + 28a^2 + 16a.