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Aleksandr-060686 [28]
3 years ago
15

The steps for deriving the Quadratic Formula are shown. Which reason is incorrect?

Mathematics
1 answer:
mezya [45]3 years ago
3 0
Hi, Hagrid :) Thanks for posting your question here at Brainly. I hope I could help you with this problem.

The incorrect reason would be letter A: add c/a to both sides. 
What he did was transpose the term c/a from the left to the right so that he could separate the terms with variables to the left hand side and the constants in the right hand side.
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Graph parallelogram ABCD on the graph
Anvisha [2.4K]

Answer: 25 square units

Step-by-step explanation:

We mark the points, A(2,0), B(7,0), C(10,3), D (5,3). on a graph and then joined them to make parallelogram ABCD as provided in the attachment.

Area of parallelogram  = Base x corresponding height

From the figure, base AB = 7 - 2 units = 5 units

corresponding height: h= 5 units

Now , Area of parallelogram  ABCD = base AB x corresponding height

= 5 x 5 square units

= 25 square units

Hence,  the area of parallelogram  ABCD is 25 square units .

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