Use identities to write the expression as a single function of x or ?.sin (x + 2?)
A. 
cos x - 
sin x
B. -cos x
C. sin x
D. 
cos x + 
sin x
Answer: C
Mathematics
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List all the elements of B that belong to the given set.B = {12, 
, -20, 0, 
, -4, 8.5}Natural numbers
A. {12, 0}
B. {-20, 0, 12}
C. {12}
D. 
Mathematics
Rewrite the expression using the power rule.ln (12.2) x + 5
A. (x + 5) ln 12.2 B. ln 12.2(x + 5) C. x + 5 ln 12.2 D. x ln 12.2 + 5
Mathematics
Give all possible rational zeros for the polynomial.f(x) = 26x7 + 104x3 + 2x - 13
A. ±1, ± 
, ±13, ± 
, ± 
B. ±1, ± 
, ±2, ± 
, ±13, ±26
C. ±1, ± 
, ±13, ± 
, ± 
, ± 
D. ±1, ±13, ± 
Mathematics
Write the number in standard notation. ? Twenty-three thousand six hundred. ?
A. 23,600 B. 26,003 C. 2360 D. 23,060 E. None of these
Mathematics