4x² - 100 = 0
<u> + 100 + 100</u>
<u> 4x²</u> = <u>100</u>
4 4
x² = 25
x = <u>+</u>5
4(5)² - 100 = 0
4(25) - 100 = 0
100 - 100 = 0
0 = 0
4(-5)² - 100 = 0
4(25) - 100 = 0
100 - 100 = 0
0 = 0
The roots of the equation is positive or negative 5.
Answer:
What?
Step-by-step explanation:
What do u need help with
12 x 5 = 60 so The cost of 60 oranges is $6.00.
Answer:
6/18 = 1/3, 2/6, 3/9 I don't know if it's correct
