1)the last one 2) g(x) is function beacause fx is one - to-one
The formula to find the area of a sector = Ф*r²/2
Ф to be in radian, here Ф=45° =π/4
sector = 1/2(π/4)x 100
sector = 39.27 ≈39.3° (B)
Answer:
In general, number of proper subsets of a given set = 2m - 1, where m is the number of elements.
Answer:
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Step-by-step explanation:
Answer is b . G)f(x))=9x^3+30x
