Product of -2 and 5 is -2 times 5, or 5 times -2 (5 * -2).
You can think of this as 5 lots of -2.
If each (-) is a negative,
-2 = (-)(-)
5* -2 =
(-)(-) (-)(-) (-)(-)
(-)(-) (-)(-)
= -10
Answer:
Add
11 over 2
11 2 + 11 over 4 11 4 = 33 over 4 33 4
Step 1 of 2: Add. Show the work
Step 2 of 2: Simplify.
Simplify
33 over 4 33 4 = 8 and 1 over 48
1
4
Step-by-step explanation:
This is a combination in which you choose 4 from 10.
The formula is
combinations = 10! / 4! * (10-4)!
combinations = 10! / 4! * 6!
combinations = 10 * 9 * 8 * 7 * 6! / 4! * 6!
combinations = 10 * 9 * 8 * 7 / 4 * 3 * 2
combinations = 10 * 3 * 7
combinations = 210
Source:
http://www.1728.org/combinat.htm
Answer:
2x(x + 3)
Step-by-step explanation:
Given
2x² + 6x ← factor out the common factor 2x from each term
= 2x(x + 3)
Answer:
75 feet
Step-by-step explanation:
45/6 equals 7.5
7.5*10=75
