The correct answer is D) a+2b.
Hope it helps!
The restriction of the expression as given in the task content is; x +y = 0.
<h3>What is the restriction of the expression?</h3>
The expression in the task content is rational;
(1-x-y)/(x+y).
On this note, the restriction to the expression is the values which render the denominator of the expression equal to 0 and consequently the expression value to undefined.
Hence, the restriction is; x+y = 0.
Read more on undefined rational function;
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Answer:
A: Explanation: The surface area of a 3-D object is the sum of all the areas of all the 2-D surfaces of the object; so, its unit is the same as that of area. The SI unit of area is square metre (m2)
<h2>
Please mark my answer as brainliest for further answers :)</h2>
Answer:
<C
Step-by-step explanation:
We can draw a diagram and we see that <C or vertice C is opposite to side AB. Therefore, <C is the angle that is opposite to side AB.