Pleaseee helpp whoever answers best ill give them brainliest xx
2 answers:
Answer:
my guess is 4?
im a little confused because there isnt a question
Answer:
uh what's the question- there needs to be a question to be an answer >.< i'll edit this answer once you tell me the question
Step-by-step explanation:
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Hello
cos ( x + pi/2) =cos(x)cos(pi/2)-sin(x) sin(pi/2)
= cos(x)×0-sin(x) ×1
cos ( x + pi/2) = - sin(x)
answer
Answer:
here you go
Step-by-step explanation:
-5x+2
Answer:
700 is your answer
Step-by-step explanation:
ok so 5x120=600 +100=700 so 700 is your answer
Answer:
16
Step-by-step explanation:
Substituting 16 will make the expression valid and correct since the square of -4 is 16 and the addition of it is -8.
Answer:
B
Step-by-step explanation:
(a+b)^2
using Pascal triangle
1 1
1 2 1
1 3 3 1
so the third term in the expansion of (a+b)^2
we use
1 2 1
a^2 + 2ab+b
hence the coefficient of third term is 1
option B is collect
