Which equation has the solution x = 2 ? *
1 answer:
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Answer:
1. 1/2
Step-by-step explanation:
With a graph that has easily see-able points, slope can be calculated with rise over run, or change in y divided by change in x
What does the mean? From any point, the next point will be up one and over to the right two. Since the graph is going from bottom left to top right, it is positive.
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- Heather
Answer:
cos x ≠ 0 ⇔ x ≠ ; k ∈ N
<=> cos²x + sin²x = 1
⇔ 1 = 1
=> x = { R \ (pi/2 + k.pi); k ∈ N}
Step-by-step explanation: