Answer:
It's 0.3. Hope this helps!
Step-by-step explanation:
Answer:
The answer is a. cos2x - sin2x - sin x. Use the rule: cos2x = (cos^2)x - (sin^2)x. So, substitute cos2x in the expression: cos2x - sinx = ((cos^2)x - (sin^2)x) - sinx = (cos^2)x - (sin^2)x - sinx. Therefore, choice a. is correct choice.
Answer: AB = 150 degrees
Step-by-step explanation: 90 + 60 = 150
Answer:
9/16
Step-by-step explanation:
Answer:
6x+18
Step-by-step explanation:
3(2x+6)
Distribute
3* 2x + 3*6
6x+18