Answer:
1) Point form (1,-4) Equation form x=1,y=-4
2) Point form (1,-2) Equation form x=1,y=-2
3) y=-23+7x
4) Point form (2,-2) Equation form x=2,y=-2
Step-by-step explanation:
For number 3 thats all i could get
360x=10.8
3600x=108
x=1.08/3600
x=.03
3%
The sales tax rate is 3%
Answer: A, C, and D
Step-by-step explanation:
A terminating decimal is a decimal that has an end. In other words, is one, but is not.
✓ A. 0.032
✗ B. 0.999...
✓ C. 0.525
✓ D. 0.75
Answer:
Step-by-step explanation:
a3+b3+c3-3abc
Hint: a3+b3 = (a+b)3 -3ab(a+b)
(a+b)3 - 3ab(a+b) +c3 - 3abc
(a+b)3 + c3 -3ab(a+b) - 3abc
(a+b+c)3 - 3(a+b)c(a+b+c) -3ab(a + b + c)
(a+b+c)3- 3(a + b + c)[(a+b)c+ab]
(a+b+c)3 - 3(a + b + c)[(a+b)c+ab]
(a+b+c)[(a+b+c)2 -3(ab + ac + bc)]
(a+b+c)[a2 +2ab + b2 +2ac + 2bc + c2 - 3ab - 3ac- 3bc]
(a + b + c)(a2 + b2 + c2 - ab - ac- bc)
The answer is 9.8%, just did this on APEX. Hope this helps