Answer:
cos x ≠ 0 ⇔ x ≠ ; k ∈ N
<=> cos²x + sin²x = 1
⇔ 1 = 1
=> x = { R \ (pi/2 + k.pi); k ∈ N}
Step-by-step explanation:
Answer:
p=117.25
Step-by-step explanation:
441/4=110.25
110.25+7=117.25
Answer:
(0, 2)
Step-by-step explanation:
Both the lines are intersecting each other at point (0, 2)
So, the solution to the system of equations would be (0, 2)
Hope it helps you in your learning process
Answer:
Yes it is a Function
Step-by-step explanation:
Because there are no same x-values with the same y-values
Answer: x=15
Step-by-step explanation: