(a) the area when \( a=-2 \),

Find \( \frac{1}{4} \div \frac{2}{9} \)

8) \( (4 x+2)\left(4 x^{2}-4 x-1\right) \)

What is the reciprocal of \( \frac{3}{5} ? \)

QUESTÃO : 04 As coordenadas do vértice da parábola que representa a função: \( y=x^{2}-6 x+8 \), são: \( \begin{array}{lllll}\text { a) }(-1,4) & \text { b) }(3,-1) & \text { c) }(-1,1) & \text { d) }(0,1) & \text { e) }(1,3)\end{array} \)

Evaluate the following expression without using a \( 4^{\log _{4} 2} \) \( 4^{\log _{4} 2}=\square \)