Graph the inequality.y ? x2 + 1
A. 
B. 
C. 
D. 
Answer: B
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Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. -5 - 2
B. 5 - 2
C. 2
- 5
D. 5 + 2
Find the equation and sketch the graph of the function.A quadratic function with x-intercepts (-2, 0) and (- 4, 0) and y-intercept (0, 8). 
A. y = x2 + 6x + 8
B. y = x2 + 6x - 8
C. y = x2 + 6x - 8
D. y = x2 + 6x + 8
Decide whether or not the matrix is a probability vector.
A. Yes B. No
Change the measurements on this scale drawing to decimals and round them to the nearest tenth of an inch. src="https://sciemce.com/media/4/ppg__tttt0623190900__f1q39g6.jpg" style="vertical-align: -17.0px;" /> in. length a is:
A. 4.8 in.
B. 4.6 in.
C. 4.5 in.
D. 4.7 in.
a 4
in. b 
in. c 
in. d 
in. e 2