#1) A student incorrectly states that the solution of the equation x2 + 2x - 35 = 0 is x = -5 or x = 7. Describe the student's error, and solve the equation correctly.

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asked Apr 13, 2023 22.4k views

14 votes

#1) A student incorrectly states that the solution of the equation x2 + 2x - 35 = 0 is x = -5 or x = 7.

Describe the student's error, and solve the equation correctly.

Mathematics
high-school

Nagabhushan Baddi asked

by Nagabhushan Baddi

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1 Answer

5 votes

Explanation:

use quadratic formula to solve it and the answer is x=11/2 or -13/2

Rieder answered Apr 18, 2023

by Rieder

4.8k points

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