The answer is A. If you substitute -2 and -8/3 for x, the answer is 0.
Answer:
36
Step-by-step explanation:
9+9+9+9=36
Answer:
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Step-by-step explanation:
The Law of Cosines is given as:
.
Plugging in given values, we get:
.
Spencer would be the correct one because it's easier to keep your variables positive when trying to solve. Therefore, in order to keep the variable positive, one would have to add 4x to both sides.
Answer:
B. -90
Step-by-step explanation:
a1=9; d=-3
a34=9-3(33-1)=-90