Answer:
Step-by-step explanation:
~
Substitute ''x'' with '2' & 'y' with "-4":-
First let's solve 
Calculate exponents:- -4^5= -1024
Remove parentheses, apply rule:- 
Apply fraction rule:-
Divide numbers:-
Now that we're done factoring the denominator let's bring down the numerator which is ' 1 ':-
<u>☆-------☆-------☆-------☆</u>
Hello there.
Question: <span>Which of these is equal to cos 19°?
Answer: There aren't any options so i can only give the value for it which is 0.9455
</span>Hope This Helps You!
Good Luck Studying ^-^
y=-16t²+400
add -16t² to both sides
-16t²=-400
divide both sides by 16
t²=-25
t=√25
t=5
So in 5 seconds the camera will hit the water.
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