-5 is for f(x)=x+5
4 is for g(x)=x-4
Hope this helps!!
Answer:
2
Step-by-step explanation:
sin²a + cos²a + sec²a - tan²a
sin²a + cos²a = 1
1 + tan²a = sec²a
So, sec²a - tan²a = 1
sin²a + cos²a + sec²a - tan²a
= 1 + 1 = 2
Answer:
A. 41°
Step-by-step explanation:
The triangle is isosceles, so A is congruent to C, which is the complement of ∠DBC.
... ∠A = 90° -49° = 41°

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