mjchey
Answered

Westonci.ca makes finding answers easy, with a community of experts ready to provide you with the information you seek. Our platform connects you with professionals ready to provide precise answers to all your questions in various areas of expertise. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.

What are the solutions to the equation x2 + 3 = 124?   A. –3 and 3   B. –11 and 11   C. The equation has no solutions.   D. –10 and 10

Sagot :

Lilith
[tex]x^2 + 3 = 124 \ \ |-124\\ \\x^2+3-124 = 124 -124 \\ \\ x^2-121 =0\\ \\x^2-11^2=0 \\ \\ (x-11)(x+11)=0\\ \\x-11=0 \ \ or \ \ x+11 =0\\ \\x=11 \ \ or \ \ x=-11 \\ \\Answer : B. \ \ -11 \ and \ \ 11 \\ \\ \\ a^2-b^2=(a-b)(a+b) [/tex]