Question

evaluate (y-a/4)²
please answer me
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Answer 1

Answer:

Step-by-step explanation:

$(a-b)^{2} = x^{2}-2ab+b^{2} \\\\Therefore, (y-\frac{a}{4})^{2} = y^{2} - 2(y)(\frac{a}{4}) + (\frac{a}{4})^{2}\\= y^{2} -2(\frac{ay}{4})+ \frac{a^{2}}{16} \\= x^{2} - \frac{ay}{2} + \frac{a^{2}}{16}$