Show that φ(u, v)=(7u+4,u−v,13u+v) parametrizes the plane 2x−y−z=8.then: (a) calculate tu , tv, and n(u,) find the area of s=φ(d), where d=(u, v): 0≤u≤5,0≤v≤6.(c) express f(x, y,z)=yz in terms of u and v and evaluate ∬sf(x, y,z)ds(a) tu= , tv= , n(u, v)=) area(s)=) ∬sf(x, y,z)ds=

Asap describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x)=-5.8sin x. g(x)=sin x. a: vertical stretch by a factor of 5.8, reflection across y-axis. b: vertical stretch by a factor of 5.8,reflection across x-axis. c: horizontal stretch by a factor of 5.8, reflection across x-axis. d: horizontal stretch by a factor of 5.8 reflection across y-axis.

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.