On a number line, the coordinates of J, K, L, M, N are −10.5, −4, −1, 1.5, 4 respectively. Find the lengths of the two segments. Are they congruent? JL¯¯¯¯¯ and KN¯¯¯¯¯¯
A. JL = 12, KN = 8; no
B. JL = 12, KN = 8; yes
C. JL = 9.5, KN = 8; yes
D. JL = 9.5, KN = 8; no

Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?

To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.