Which statement is true about the function f(x)=-√-x a. the domain of the function is all negative real numbers. b. the range of the function is all positive real numbers. c. the domain and range of the function have opposite signs. d. the domain and range of the function are the same.

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?

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.