Solve the problem.If the product of 5 and the square root of a number is increased by 8 the result is 23. Find the number.
A. 45
B. 
C. 9
D. 3
Answer: C
Mathematics
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Find the inverse of the function, and state the domain and range of the inverse function.f(x) = 7 sin (3x) for - 
? x ? 
A. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
B. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
C. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
D. f-1(x) = 
sin-1 
; domain = [-7, 7]; range = 
Mathematics
Determine the maximum possible number of turning points for the graph of the function.f(x) = (5x - 3)2( x2 + 6)(x + 8)
A. 25 B. 2 C. 4 D. 5
Mathematics
Add and simplify.
+ 
A. 
B. 
C. 
D.
 ? |
Mathematics
Complete the identity.sin ? [sin(5?) + sin 7?)] = ?
A. 
cos ? [cos(5?) + cos(7?)]
B. cos ? [cos(5?) + cos(7?)]
C. 
cos ? [cos(5?) - cos(7?)]
D. cos ? [cos(5?) - cos(7?)]
Mathematics