the answer is "Using the trigonometric identity
sin²x + cos²x = 1 , then sin²x = 1 - cos²x
Consider the left side
sin²a - sin²b
= (1 - cos²a) - (1 - cos²b)
= 1 - cos²a - 1 + cos²b
= cos²b - cos²a
= right side , thus verified"
27/50=0.54 add the answers together and get that
Answer:
420
Step-by-step explanation:
volume = length x width x height
12 x 5 x 7 = 420
Answer:
Slope is -2.
Hope this helps!
Step-by-step explanation:
To get from 3 to 7 is 4 and 4 to 2 is a -2. 4 divided by 2 is -2. A positive divided by a negative is a negative.
