Use the alphabet coding method (A =1, B = 2, C = 3, ... Z = 26) to solve the problem.The function defined by f(x) = x + 2 was used to encode a message as: 15 3 22 10 9 7 16 11 23 21Find the inverse function and determine the message.
What will be an ideal response?
f-1(x) = x - 2; MATH GENIUS
Mathematics
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Solve the equation by factoring.12x2 - 5x - 25 = 0
A. {- 
, 
}
B. {- 
, - 
}
C. {
, 
}
D. {
, - 
}
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Find the period.y = 3 sin
A. 3?
B. 2?
C. 
D. 4?
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Given f(x) and g(x), perform the indicated operation.f(x) = -17 x2 - 12x; g(x) = 2x2 - 9x + 3Find (f - g)(x).
A. -22x2 - 3 B. -19x2 - 3x - 3 C. -19x2 - 21x - 3 D. -15x2 - 21x + 3
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Determine whether the equation is an identity.(x - 6)2 = x2 - 36
A. Yes B. No
Mathematics