Simplify.i4
A. -i
B. -1
C. i
D. 1
Answer: D
Mathematics
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Determine whether the integration formula is correct. 
sin-1 6x dx = 
sin-1 6x +
+ C
A. No B. Yes
Mathematics
Fill in the blank with one of the words or phrases listed below.
The 21 above is called the 
.
A. product B. quotient C. difference D. sum
Mathematics
Describe the behavior of the function's graph at its x-intercepts.f(x) = (x - 3)2(x + 7)
A. Does not cross at (7, 0) , crosses at (-3, 0) B. Does not cross at (3, 0) , crosses at (-7, 0) C. Crosses at (3, 0) and (-7, 0) D. Does not cross at (3, 0) or (-7, 0)
Mathematics
Simplify the expression by combining like terms.8x + x - 4x + x
A. 4x B. 6x C. x2 + 4x D. -x2 + 4x
Mathematics