Answer:
x 
0
Step-by-step explanation:
You need each of the square roots to be positive numbers, and the only for that to happen is if the variable is 0 or a positive number.
Answer:
I think it's a
Step-by-step explanation:
because obviously the pyramid has a square base and triangles around it, which rules out c, and if you try and fold them together in your head
Answer:
x^2 - 6x - 55 = 0
using calculator apply mode 5 3 and write nmbrs
1 , -6 , -55
answers must be 11 and -5
Step-by-step explanation:
- 254.34
- i don't know the answer
Mrs Hamilton's commision
175000 x 0.04 (4%) = 7000
Mrs Hamilton received 4725
7000 x 0.01 = 70 (1%)
4725 / 70 = 67.5%
She received 67.5% of her total commission
David's Computer = C
Working
1080 x 0.8 (80%) =864
864 x 1.08 (108%) = 933.12
The computer cost $933.12 dollars
Suzanne's sweater = B
$40 / 100 = 0.4 (1%)
40 - 25 = 15 (difference)
15 / 0.4 = 37.5%
Suzanne received a discount of 37.5%
