Solve the problem.Find the area of the shaded triangle. Note it has its base on one of the axes. The area of a triangle is one-half, times its altitude, times the length of its base. 
A. 80 sq. units
B. 20 sq. units
C. 40 sq. units
D. 21 sq. units
Answer: B
Mathematics
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Find all values of ?, if ? is in the interval [0, 360°) and has the given function value.cos ? = - 
A. 60° and 300° B. 150° and 210° C. 210° and 330° D. 60° and 120°
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = (x + 1)2 - 3
A. 
B. 
C. 
D. 
Mathematics
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Express in scientific notation.0.000001315
A. 1.315 × 106 B. 1.315 × 10-7 C. 1.315 × 10-5 D. 1.315 × 10-6
Mathematics