1/10 of a pound or 1.6 ounces
Answer:
32
Step-by-step explanation:
1-1, 1-2, 1-3, 1-4 and u should Change it to middle school
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
