Find the difference (2ab+6a-7)-(5ab+1) help
1 answer:
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Answer: option d
Step-by-step explanation:
Remember the identity:
The inverse of the tangent function is arctangent. You need to use this to calculate the angle "S":
Knowing that: you need to find the measure of the angle "S" , (which is the adjacent side) and
(which is the opposite side), you can sustitute values into
Then, you get that the measure of "S" rounded to the nearest tenth is: