Simplify the expression. Write the result using positive exponents only.Find the area of the triangle. 
A. 
sq m
B. 
sq m
C. 
sq m
D. 
sq m
Answer: D
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Find numbers a and b, or k, so that f is continuous at every point.
A. a = 7, b = 35 B. a = -35, b = 14 C. a = 7, b = -7 D. Impossible
Solve for the requested variable.s varies directly as the square of t, and s = 486 when t = 9. Find s when t is 4.
A. s = 36 B. s = 96 C. s = 54 D. s = 216
Solve the equation or inequality graphically. Express solutions or endpoints of intervals rounded to the nearest hundredth, if necessary.
= 
A. {2.31, 1.38} B. {-2.31, 1.38} C. {2.31, 2.31} D. {-2.31, -1.38}
Use your graphing calculator to find all degree solutions in the interval 
for the following equation.
?
?
A. 15°, 105°, 135°, 225°, 255°, 345° B. 10°, 110°, 130°, 230°, 250°, 350° C. 60°, 180°, 300° D. 30°, 90°, 150°, 210°, 330° E. 20°, 100°, 140°, 220°, 260°, 340°