Perform the indicated operations. Give the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Use reduction formulas to evaluate the integral.
A. - 
sin 4x cos2 4x + 
+ 
sin 8x + C
B. - 
sin 4x cos3 4x + 
+ 
sin 8x + C
C. - 
sin 4x cos3 4x + 
+ 
cos 8x + C
D. - 
sin 4x cos3 4x + 
+ 
sin 8x + C
Mathematics
Calculate the derivative of the function. Then find the value of the derivative as specified.
t =1 if r = 
A. 
= - 
; 
t =1
= - 
B. 
= 
; 
t =1
= 
C. 
= - 
; 
t =1
= - 
D. 
= 
; 
t =1
= 
Mathematics
Factor completely. If the polynomial is prime, state so.25x2 - 49
A. (5x + 7)(5x - 7) B. prime C. (5x + 7)2 D. (5x - 7)2
Mathematics
Find the product.(4x - 6)(x - 3)
A. 4x2 - 19x + 18 B. x2 - 18x - 19 C. x2 + 18x - 18 D. 4x2 - 18x + 18
Mathematics