Write the interval as an inequality involving x, and illustrate the inequality using the real number line.[1, ?)
A. x > 1
B. x ? 1
C. x ? 1
D. x > 1
Answer: B
Mathematics
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Factor and simplify.4sec2 ? - 8sec ? + 4
A. 4tan2 ? B. (4sec ? - 1)(sec ? - 4) C. 4(sec ? - 1)2 D. 4tan ? (sec ? - 4)
Mathematics
List the critical values of the related function. Then solve the inequality.
+ 
? 
A. -4, -3, 3; (-?, -4) ? (-3, 3) B. -4, -3, 0, 3; (-4, -3) ? [0, 3) C. No critical values; ? D. -4, -3, 0, 3; (-?, -4) ? (-3, 0] ? (3, ?)
Mathematics
State the degree of the polynomial and whether it is a monomial, a binomial, or a trinomial.6x5 - 9x - 2
A. binomial, degree 6 B. trinomial, degree 7 C. trinomial, degree 6 D. trinomial, degree 5
Mathematics
Multiply and simplify.(sin x - cos x)(sec x + csc x)
A. tan x - cot x B. cos x - cot x C. cot x + csc x D. tan x - sin x
Mathematics