1.

Which of the following is a quadraticequaction?a. X3+1 =x2+2xO b. (x+1)2=3O c. x2 +2x =x2+1o d. x + 1 =x​

Answer»

ANSWER:

B (x+1)2=3

Step-by-step EXPLANATION:

SQUARE the BRACKET and you will get

x2+2x+1=3

x2+2x-2=0



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