Answer: 7(d+56)=63d
Step-by-step explanation:
U add the 7 +56 and the answer is 63d plz mark brainly
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:
The answer to the problem is -4 the other answer is wrong
I hope I helped you.
Answer:
x = 15
Step-by-step explanation:
isolate the variable by dividing each side by the factors that don’t contain the variable
Answer:
k=4.5
Step-by-step explanation:
40.5/9