Match the function with its graph.1) y = sin x2) y =  cos x3) y =  sin x4) y = cos xA) B) 

/>  C) D)  



A. 1A, 2D, 3C, 4B

B. 1A, 2C, 3D, 4B

C. 1B, 2D, 3C, 4A

D. 1A, 2B, 3C, 4D

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Answer: C

Mathematics

What are the three logical functions?

What will be an ideal response?

Provide an appropriate response.For 6, x, 12 to be an arithmetic sequence, x must be:

A. 9 B. 3 C. 8 D. 10

Find the sum of the first five terms of the sequence with the following general term. ? 3k0 ?

A. 30 B. 45 C. 15 D. 11 E. none of these

Provide an appropriate response.You have solved an application problem that results in a quadratic equation. The quadratic equation gives two answers. Why is it necessary to carefully check both answers?

What will be an ideal response?