Consider function f. 12 +61 + 36, I < =2
41 – 15,
-2 < I<4
f(I)
(34-4
I > 4
Are the statements about the graph of function ftrue or false?
true
false
= -2.
true
false
The graph crosses the y-axis at 0,-15).
The graph has a point of discontinuity at r
The graph is increasing over the interval (4, 00).
The graph is decreasing over the interval(-12, -2),
true
false
true
false
The domain of the function is all real numbers.
true
false

Aportion of a line bounded by two points is defined as

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap