alyvia05
29.05.2020 •
Mathematics
What number should be added to both sides of the equation to complete the square? x2 – 10x = 7
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Ответ:
25
Step-by-step explanation:
x^2 – 10x = 7
Take the coefficient of x
-10
Divide by 2
-10/2 = 5
Square it
5^2 = 25
Add this to both sides
x^2 – 10x+25 = 7+25
Ответ:
(4,2) is a part of (8,4)
Step-by-step explanation: