-2<x<3 | *2
-4<2x<6 | +7
3< 2x+7< 13
3<10<13
The answer is C
X² + 10x +2 = 0 .Complete the square of (x² + 10x + ??)
We know that (10x) is equal to twice the square root of the 1st (x) by ??
10x = 2.x.(??) and ?? = 5 and its square is 25. Then I have to add 25 and subtract 25 so that not to change the equation:
(x² + 10x + 25) -25 +2 =0
(x+5)² -23
It’s b and c and i believe a
Answer:
£88*1.14
Step-by-step explanation:
If you want to increase 88 by 14% that means you get 114% of 88.
This is very easy all you have to do is 88*1.14 and you get the answer.
Answer:
120x3 = 360
Step-by-step explanation:
