cgkiepe5759
31.01.2020 •
Mathematics
Complete the square to solve the equation below. x^2 + 2x - 14 = 10 a. x = 5; x = -4 b. x = -1; x = 4 c. x = -1; x = 3 d. x = -6; x = 4
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Ответ:
Answer is D. X= -6, 4
Step-by-step explanation:
Ответ:
The correct option is (D) x = -6, x = 4.
Step-by-step explanation: We are given to complete the square to solve the following quadratic equation :
We will be using the following square formula :
From equation (i), we have
Thus, the required solution of the given equation is x = -6 and x = 4.
Option (D) is CORRECT.
Ответ:
or: 1/4X9=2 2/4=2 1/2