Multiply using a special product formula.(x - 5.5)2
A. x2 - 11x + 30.25
B. x2 - 11x - 30.25
C. x2 + 11x - 30.25
D. x2 + 11x + 30.25
Answer: A
Mathematics
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Simplify the expression. The result will be one of sin x, cos x, tan x, cot x, sec x, csc x.
A. csc x B. sin x C. sec x D. cos x
Mathematics
Evaluate the integral.
dx
A. 
B. 
C. 
D. 
Mathematics
Write out the first three terms and the last term of the arithmetic sequence.
A. -5 + 25 - 75 + . . . - 1375 B. -5 - 10 - 15 - . . . - 275 C. -1 - 5 - 10 - . . . - 275 D. -5 - 25 - 125 - . . . - 1375
Mathematics
Write the interval as an inequality involving x. Graph the inequality.[-5, -1)
A. -5 < x ? -1
B. -5 ? x < -1
C. -5 < x < -1
D. -5 ? x ? -1
Mathematics