Which statement is true about the function f f is decreasing over the intervals A f is decreasing over the intervals 2≤x≤3 and 6≤x≤7 B f is increasing over the intervals −2≤x≤0 and 7≤x≤9 C f is negative and decreasing over the interval 1≤x≤7
f D is positive and decreasing over the interval 0≤x≤1.

What is the length of the unknown leg in the right triangle ?

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?

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