In Exercises 1–3, begin by drawing a diagram that shows the relations among the variables. 1. If w = x? + y² + z² and z = x² + y?, find Əw a. aw b. dz дw c. ду, дz х 2. If w = x2 + y – z + sin t and x + y = t, find %3D *). aw дw b. dy, a. c. ду z, 1 дz х, у х, Z (). Əw дw f. дt у, г d. e. az y, t at x, z 3. Let U = f(P, V, T) be the internal energy of a gas that obeys the ideal gas law PV = nRT (n and R constant). Find (). (); a. b. ӘР

Question: Which is a table of ordered pairs defined by  y = x + 2

I need the next 3 parts pls!

20. In a coordinate plane, plot points L(1, 1), M(5, 3), N(3, 2), and P(2, 5). Draw LM and NP. How is NP related to LM?

19. a, =-8, a, =7; S, 20. a, 3 6, а, - 26; 5, %3D 6, ds %3D %3D

6.1.4 Let A = [1,3], B = [2,4] and C = [2,3]. Prove or disprove that (Ах В)n (В х А) — СхС. C x Hint: Draw the sets A x B, B × A and C x C in the Cartesian plane. The picture will give you a hint on whether or not the statement is true, but it does not constitute a proof.

Identify the hypothesis, conclusion, converse, inverse, contrapositive of the following conditionals.   1. If Math is a science, then it is exacthypothesis:conclusion:converse:inverse:contrapositive: 2. It is a rose whenever it is a flower.hypothesis:conclusion:converse:inverse:contrapositive: 3. Tomorrow is Monday, if today is Sunday.hypothesis:conclusion:converse:inverse:contrapositive: 4. A number divisible by 9 is a sufficient condition for a number to be divisible by 3.hypothesis:conclusion:converse:inverse:contrapositive: