Solve triangle ABC. Round side lengths and angle measures to the nearest tenth when necessary.b = 8, c = 9, A = 127°
A. a ? 21, B ? 22°, C ? 31°
B. a ? 15.2, B ? 24°, C ? 29°
C. a ? 18.1, B ? 26°, C ? 27°
D. No triangle exists.
Answer: B
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Match the given function to its graph.1) y = 2 sin (3x)2) y = 2 sin ( src="https://sciemce.com/media/4/ppg__ttt0506190847__f1q103g6.jpg" alt="" style="vertical-align: 0.0px;" height="200" width="200" />
A. 1C, 2A, 3B, 4D
B. 1A, 2C, 3D, 4B
C. 1D, 2B, 3A, 4C
D. 1C, 2A, 3D, 4B
x)3) y = 2 cos (3x)4) y = 2 cos (
x)AB
?
CD
?
Graph the inequality.y < x + 3
A. 
B. 
C. 
D. 
Find the sum.4.2 + [(-4.1) + (-3.6)]
A. 3.7 B. 11.9 C. 4.7 D. -3.5
Answer the question.How can the graph of f(x) = -4|x| be obtained from the graph of 
A. Stretch it vertically by multiplying each y-coordinate by 4. Reflect it across the y axis. B. Stretch it vertically by multiplying each y-coordinate by -4. Reflect it across the x axis. C. Stretch it vertically by multiplying each y-coordinate by 4. Reflect it across the x axis. D. Stretch it vertically by multiplying each y-coordinate by -4. Reflect it across the y axis.