Answer:
see explanation
Step-by-step explanation:
Using the trigonometric identity
sin²x + cos²x = 1
Consider the left side
2cos²A - 1 ← replace 1 by sin²A + cos²A
= 2cos²A - ( sin²A + cos²A)
= 2cos²A - sin²A - cos²A
= cos²A - sin²A = right side ⇒ verified
Answer: I love budgies
Step-by-step explanation: if you take one out the other dies
Answer:
$8.50
And I’m sorry it looks like a number is missing from the second question
Step-by-step explanation:
3.5+(4*1.25)=8.5
Answer:
If he deposited weekly, he would be depositing 9 dollars each week.
Step-by-step explanation:
Just thank me later and click the crown at the top of this answer if it helped ;)
The answer would be 5 like they said
