Answer:
A
Step-by-step explanation:
Check the solution by substituting x =
into the left side of the equation
2sin²x - sinx - 1
= 2sin²(
) - sin (
) - 1
= 2(1)² - 1 - 1
= 2 - 1 - 1
= 0
= right side
is therefore a solution to the equation
Answer:
1 dollar
Step-by-step explanation:
20% = .20(percentage to decimal conversion)
.20 * 5 = 1 or 5 * .20 = 1 either way works
So you would put 9 in for both of the D’s . Which would be 3(9) + 9^2. You will simply it and it’ll be 27+81 which is 108. THE ANSWER IS 108
It would go 880 km in 11 hours, and it would take 14 hours to go 1120 km