Analyze the key features of the graph of the quadratic function f(x) = - x2 + 4x - 3. A. Does the parabola open up or down?
B. Is the vertex a minimum or a maximum?
C. Identify the axis of symmetry, vertex and the y-intercept of the parabola.

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

Atemperature of 1.64◦f corresponds to answer in units of ◦c.