Find the given trigonometric function of the indicated angle using triangle ABC. sin C, where a=7, b=21, c=29.




Mathematics

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Give an appropriate answer.If f(x, y, z) = x2y2 + xyz + y2z2 find fxz(x, y, z).

A. y B. xz C. 2yz D. 2xy

Mathematics

Use the quadratic formula or graphing methods to solve the inequality.2x2 + 10x + 4 ? 0

A.  ? -4.562 ? x ?  ? -0.438
B. x ?  ? -4.562
C. x ?  ? -0.438
D. x ?  ? -4.562 or x ?  ? -0.438

Mathematics

Represent the linear system as an augmented matrix. 9x + 8y = 30  3y = 18

A.
B.
C.  
D.

Mathematics

Consider the given graph.

(a) Determine the number of vertices of the graph.
(b) Determine whether the graph is connected.

a.  (a) 7 verticles
(b) connected
b.  (a) 7 verticles
(b) not connected
c.  (a) 8 verticles
(b) not connected
d.  (a) 8 verticles
(b) connected
e.  (a) 10 verticles
(b) not connected

Mathematics