Hello there!
Number 1 = A
Number 2 = A
Number 3 = C
I hope My answer helped yu!
~ Fire
Answer:
see explanation
Step-by-step explanation:
Using the identity
tan x = 
Consider the left side
= 
( multiply numerator and denominator by cos²x to clear fractions
= 
← ( cos²x + sin²x = 1 ]
= cos²x - sin²x
= right side , thus proven
Because it volume is 175 ,it base area is 175/7=25 that is the square's area.
S=a2 ,a=side of the base.so a=5
Step-by-step explanation:
The new c term be 49 for completing the square.
x² - 14x + 49
= x² - 2 * x * 7 + 7²
= ( x - 7) ²
Hope it will help :)
Answer:
-6
Step-by-step explanation:
N+4=-2
=>N=-2-4 (subtracting 4 from both sides)
=>N=-6
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