Answer:
4 x^3 + 8 x^2 - 23 x + 3
Step-by-step explanation:
Expand the following:
(2 x - 3) (2 x^2 + 7 x - 1)
| | | | 2 x | - | 3
| | 2 x^2 | + | 7 x | - | 1
| | | | -2 x | + | 3
| | 14 x^2 | - | 21 x | + | 0
4 x^3 | - | 6 x^2 | + | 0 | + | 0
4 x^3 | + | 8 x^2 | - | 23 x | + | 3:
Answer: 4 x^3 + 8 x^2 - 23 x + 3
Answer:
This question has errors.
Answer:
32000
Step-by-step explanation:
1.04x=33280
32000
Answers to the entire test:
Step-by-step explanation:
1. C. a<b
2.A. x >_0
3. A. The product between 3 and a number is greater than 9
4. B. The difference of 16 and the product of 5 and a number is no less than 1
5.B. 6(x-4)<_20
Point (4,8) reflected across the y-axis is (-4,8).
Step-by-step explanation:
Point (4,8) reflected across the y-axis is (-4,8).
When reflecting a pair of numbers across the y-axis, the x-axis changes to its opposite.
Thus, in this case, 4 would change to -4.
I hope this helped!!