The answer is -3, you need to find what cubed is equal to -27.
-3 times -3 equals +9, multiply that by -3 and you get -27
To find x, you figure out which ratio would be easiest to use.The cosine of the angle (22*) would be x/ll, since cosine is adjacent leg/hypotenuse. Type into a graphing calculator: 11cos(22)
The answer is 10.2. Make sure your calculator is in degree mode!
Answer:
<u><em>-2.</em></u>
Step-by-step explanation:
<em><u>4 x -2 = -8.</u></em>
Answer: 5
Step-by-step explanation:
5(n-1)-10=2n
5n-5-10=2n
5n-2n = 10+5
3n = 15
n = 15/3
n = 5
Step-by-step explanation:
the common ratio is 3 = D.
