The quadratic formula is
.
From the problem, a is 1, b is -1, and c is 12. Plugging in these values gives:

Because there is a square root of a negative number, there is no solution.
Answer:
see explanation
Step-by-step explanation:
(a)
← divide numerator and denominator by 4
=
= 0.8
(b)
→ divide numerator and denominator by 5
=
= 0.7
(c)
← divide numerator and denominator by 4
=
= 1.5
Answer:
C Vertex is (2, 27)
Step-by-step explanation:
C Vertex is (2, 27)
The two rectangles are similar and the scale factor is 3:4