Question

Choose the correct simplification of 8x2(4x + 2x2 − 1).

32x4 − 16x3 + 8x2

32x4 + 16x3 − 8x2

16x4 − 10x3 + 8x2

16x4 + 32x3 − 8x2 Choose the correct simplification of 8x2(4x + 2x2 − 1).

32x4 − 16x3 + 8x2

32x4 + 16x3 − 8x2

16x4 − 10x3 + 8x2

16x4 + 32x3 − 8x2 @Mathematics

Answer 1

Is that 8 times 2 or is x a variable?

Answer 2

variable

Answer 3

32x4 + 16x4 - 8x2

Answer 4

Choose the correct simplification of (4x3 − 3x − 7) + (3x3 + 5x + 3).

7x3 − 2x − 4

x3 − 8x − 10

7x3 + 2x − 4

x3 + 8x + 10

Answer 5

for the first exercise the last answer is right

Answer 6

for this second exercise 7x3+2x-4 will be right