Use the alphabet coding method (A =1, B = 2, C = 3, ... Z = 26) to solve the problem.The function defined by f(x) = 3x - 4 was used to encode a message as: 38 11 62 11 50 -1 17 -1 23 38Find the inverse function and determine the message.
What will be an ideal response?
f-1(x) = 
; NEVER AGAIN
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Solve the system by graphing on a calculator. Round to the nearest hundredth if necessary.x2 - y2 = 7.82x = 2y - 5
A. {(-6.31, -5.65), (2.97, -1.01)} B. {(-2.97, -1.01), (6.31, -5.65)} C. {(-2.97, 1.01), (6.31, 5.65)} D. {(-6.31, 5.65), (2.97, 1.01)}
Solve the equation.
- 
= -5
A. {16} B. {-14} C. {14} D. {-16}
Solve the problem.Find the length of each side of the triangle determined by the three points P1, P2, and P3. State whether the triangle is an isosceles triangle, a right triangle, neither of these, or both.P1 = (-5, -4), P2 = (-3, 4), P3 = (0, -1)
A. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 
isosceles triangle
B. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 
both
C. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 5
right triangle
D. d(P1, P2) = 2
; d(P2, P3) = 
; d(P1, P3) = 5
neither
Write as a percent. Round the percent to the nearest tenth if necessary.
A. 140% B. 114.3% C. 11.4% D. 81.6%