(13+3x) + 166 = 180
2 answers:
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To solve a quadratic equation using completing the square method,
STEP 1
Divide through by the coefitient of the squared term.
Looking at the solutions of Rashid and Tia, we notice that Rashid did not divide through by the coefficient of
.
Therefore, Rashids solution is wrong.
We solve the equation using completeing the square as follows:
STEP 1
Divide through by the coefitient of the squared term.
Looking at the solutions of Rashid and Tia, we notice that Rashid did not divide through by the coefficient of
Therefore, Rashids solution is wrong.
We solve the equation using completeing the square as follows: