Step-by-step explanation:
first of all

put above of equation
(sin/cos)(sin)+cos =sec
sin²/cos +cos=sec
take l.c.m
sin²+cos²/cos=sec
as sin ²+cos²=1 so
1/cos=sec
sec=sec
hence proved
Step-by-step explanation:
5×9×12=540
6×9×12÷2=324
324+540=864
Answer:
46
Step-by-step explanation:
you first have to add the negatives then the positive
19 is a prime number, so the prime factorization is 1*19
Answer: (-4,0), (4,0)
Step-by-step explanation:
unit test lm ao