Solve this problem -x squared -40x- 80 =0
0
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irdk
If x equals the square root of ...., then you already have solved for x
7C MINUS bracket open c plus 2 bracket close equals 7c minus c minus 2 equals 6c minus 2
-(3x-4) = -3x + 4
40
7
It is: 32.35 minus 10.63 equals 21.72
k = 129
1566 = x
15x minus 8=minus 180 3x+8=24
It can - provided you remember to bracket F minus 32.
Solve this problem -x squared -40x- 80 =0
Solve using the quadratic formula
minus 5