The area if a rectangle is 7 ¼ with leangth 2⁵/⁷ calculate its breadth​

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?