suhweetie8
Answered

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Rewrite the equation by completing the square. x^{2}+4x-21 = 0

Sagot :

Answer:

x={3,-7}

Step-by-step explanation:

brackets for list

Solve with quadratic formula

separate the solutions

Square

jiaojason2020

Answer:

2 for the first box and 25 for the second one.

Step-by-step explanation:

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