Answer:
see explanation
Step-by-step explanation:
Using the identity
tan²x = sec²x - 1
Consider left side
sec²x + tan²x
= sec²x + sec²x - 1
= 2sec²x - 1
= right side , thus verified
Answer:1/2 slope
Step-by-step explanation:
Answer:
325
Step-by-step explanation:
Just add the number of kids who like chocolate, 175 to the number of kids of like pistachio, 150, and you get 325 children
Answer:
D) 5x = 25
Step-by-step explanation:
-1+26 = 25
2x + 3x = 5x
-3y + 3y = 0